20001358

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{647}}^1$

素因数の和:732

約数の個数: 32

約数和(自身を含む): 34292160

約数和(自身を除く): 14290802

約数列:

[1, 2, 13, 26, 29, 41, 58, 82, 377, 533, 647, 754, 1066, 1189, 1294, 2378, 8411, 15457, 16822, 18763, 26527, 30914, 37526, 53054, 243919, 344851, 487838, 689702, 769283, 1538566, 10000679, 20001358]

約数ペア:

[(1, 20001358), (2, 10000679), (13, 1538566), (26, 769283), (29, 689702), (41, 487838), (58, 344851), (82, 243919), (377, 53054), (533, 37526), (647, 30914), (754, 26527), (1066, 18763), (1189, 16822), (1294, 15457), (2378, 8411)]