20464422

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{997}}^1$

素因数の和:1324

約数の個数: 32

約数和(自身を含む): 44838144

約数和(自身を除く): 24373722

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 311, 622, 933, 997, 1866, 1994, 2991, 3421, 5982, 6842, 10263, 10967, 20526, 21934, 32901, 65802, 310067, 620134, 930201, 1860402, 3410737, 6821474, 10232211, 20464422]

約数ペア:

[(1, 20464422), (2, 10232211), (3, 6821474), (6, 3410737), (11, 1860402), (22, 930201), (33, 620134), (66, 310067), (311, 65802), (622, 32901), (933, 21934), (997, 20526), (1866, 10967), (1994, 10263), (2991, 6842), (3421, 5982)]