3 years ago

What's the sum of 28

Mathematics

2 answers:

dybincka [34]3 years ago

4 0

Answer:

14+14=28

14x2=28

ICE Princess25 [194]3 years ago

3 0

Answer: The sum of all divisors of 28, is 1+2+4+7+14+28 = 56.

Step-by-step explanation: The number 28 has 6 divisors in total. Their sum is 56, which is twice the number 28. According to the definition of perfect numbers, a natural number n is called perfect if and only if σ(n) = 2n.

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What's the sum of 28​

What's the sum of 28