20112909551

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1\times {\mathrm{64817}}^1$

素因数の和:65378

約数の個数: 16

約数和(自身を含む): 23274328896

約数和(自身を除く): 3161419345

約数列:

[1, 7, 97, 457, 679, 3199, 44329, 64817, 310303, 453719, 6287249, 29621369, 44010743, 207349583, 2873272793, 20112909551]

約数ペア:

[(1, 20112909551), (7, 2873272793), (97, 207349583), (457, 44010743), (679, 29621369), (3199, 6287249), (44329, 453719), (64817, 310303)]