20199059993

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{262111}}^1$

素因数の和:262328

約数の個数: 16

約数和(自身を含む): 23527173120

約数和(自身を除く): 3328113127

約数列:

[1, 7, 101, 109, 707, 763, 11009, 77063, 262111, 1834777, 26473211, 28570099, 185312477, 199990693, 2885579999, 20199059993]

約数ペア:

[(1, 20199059993), (7, 2885579999), (101, 199990693), (109, 185312477), (707, 28570099), (763, 26473211), (11009, 1834777), (77063, 262111)]