20512073351

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{635777}}^1$

素因数の和:636214

約数の個数: 16

約数和(自身を含む): 25634568960

約数和(自身を除く): 5122495609

約数列:

[1, 7, 11, 77, 419, 2933, 4609, 32263, 635777, 4450439, 6993547, 48954829, 266390563, 1864733941, 2930296193, 20512073351]

約数ペア:

[(1, 20512073351), (7, 2930296193), (11, 1864733941), (77, 266390563), (419, 48954829), (2933, 6993547), (4609, 4450439), (32263, 635777)]