20911818

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{183437}}^1$

素因数の和:183461

約数の個数: 16

約数和(自身を含む): 44025120

約数和(自身を除く): 23113302

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 183437, 366874, 550311, 1100622, 3485303, 6970606, 10455909, 20911818]

約数ペア:

[(1, 20911818), (2, 10455909), (3, 6970606), (6, 3485303), (19, 1100622), (38, 550311), (57, 366874), (114, 183437)]