31970830

素因数分解:

$2^1\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{1987}}^1$

素因数の和:3603

約数の個数: 16

約数和(自身を含む): 57612240

約数和(自身を除く): 25641410

約数列:

[1, 2, 5, 10, 1609, 1987, 3218, 3974, 8045, 9935, 16090, 19870, 3197083, 6394166, 15985415, 31970830]

約数ペア:

[(1, 31970830), (2, 15985415), (5, 6394166), (10, 3197083), (1609, 19870), (1987, 16090), (3218, 9935), (3974, 8045)]