20805941398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{2657}}^1\times {\mathrm{355937}}^1$

素因数の和:358607

約数の個数: 16

約数和(自身を含む): 34058995344

約数和(自身を除く): 13253053946

約数列:

[1, 2, 11, 22, 2657, 5314, 29227, 58454, 355937, 711874, 3915307, 7830614, 945724609, 1891449218, 10402970699, 20805941398]

約数ペア:

[(1, 20805941398), (2, 10402970699), (11, 1891449218), (22, 945724609), (2657, 7830614), (5314, 3915307), (29227, 711874), (58454, 355937)]