20680604

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{4957}}^1$

素因数の和:5117

約数の個数: 24

約数和(自身を含む): 41647200

約数和(自身を除く): 20966596

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 4957, 9914, 19828, 34699, 69398, 138796, 738593, 1477186, 2954372, 5170151, 10340302, 20680604]

約数ペア:

[(1, 20680604), (2, 10340302), (4, 5170151), (7, 2954372), (14, 1477186), (28, 738593), (149, 138796), (298, 69398), (596, 34699), (1043, 19828), (2086, 9914), (4172, 4957)]