20128187485

素因数分解:

$5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{5693971}}^1$

素因数の和:5694084

約数の個数: 16

約数和(自身を含む): 27877686912

約数和(自身を除く): 7749499427

約数列:

[1, 5, 7, 35, 101, 505, 707, 3535, 5693971, 28469855, 39857797, 199288985, 575091071, 2875455355, 4025637497, 20128187485]

約数ペア:

[(1, 20128187485), (5, 4025637497), (7, 2875455355), (35, 575091071), (101, 199288985), (505, 39857797), (707, 28469855), (3535, 5693971)]