20682746245

素因数分解:

$5^1\times 7^1\times {\mathrm{7583}}^1\times {\mathrm{77929}}^1$

素因数の和:85524

約数の個数: 16

約数和(自身を含む): 28369013760

約数和(自身を除く): 7686267515

約数列:

[1, 5, 7, 35, 7583, 37915, 53081, 77929, 265405, 389645, 545503, 2727515, 590935607, 2954678035, 4136549249, 20682746245]

約数ペア:

[(1, 20682746245), (5, 4136549249), (7, 2954678035), (35, 590935607), (7583, 2727515), (37915, 545503), (53081, 389645), (77929, 265405)]