18964876

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{14411}}^1$

素因数の和:14469

約数の個数: 24

約数和(自身を含む): 38739456

約数和(自身を除く): 19774580

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 14411, 28822, 57644, 100877, 201754, 403508, 677317, 1354634, 2709268, 4741219, 9482438, 18964876]

約数ペア:

[(1, 18964876), (2, 9482438), (4, 4741219), (7, 2709268), (14, 1354634), (28, 677317), (47, 403508), (94, 201754), (188, 100877), (329, 57644), (658, 28822), (1316, 14411)]