20236090675

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{2800843}}^1$

素因数の和:2800887

約数の個数: 18

約数和(自身を含む): 26655632348

約数和(自身を除く): 6419541673

約数列:

[1, 5, 17, 25, 85, 289, 425, 1445, 7225, 2800843, 14004215, 47614331, 70021075, 238071655, 809443627, 1190358275, 4047218135, 20236090675]

約数ペア:

[(1, 20236090675), (5, 4047218135), (17, 1190358275), (25, 809443627), (85, 238071655), (289, 70021075), (425, 47614331), (1445, 14004215), (7225, 2800843)]