20778811193

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{702913}}^1$

素因数の和:703064

約数の個数: 16

約数和(自身を含む): 24562626816

約数和(自身を除く): 3783815623

約数列:

[1, 7, 41, 103, 287, 721, 4223, 29561, 702913, 4920391, 28819433, 72400039, 201736031, 506800273, 2968401599, 20778811193]

約数ペア:

[(1, 20778811193), (7, 2968401599), (41, 506800273), (103, 201736031), (287, 72400039), (721, 28819433), (4223, 4920391), (29561, 702913)]