Răspuns :
16 = 2^4
4 + 1 = 5 divizori
(2^5 - 1) / (2 - 1) = (2^5 - 1) / 1 = 2^5 - 1 = 32 - 1 =
31 (suma)
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4 + 1 = 5 divizori
(2^5 - 1) / (2 - 1) = (2^5 - 1) / 1 = 2^5 - 1 = 32 - 1 =
31 (suma)
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