20381268

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{36137}}^1$

素因数の和:36191

約数の個数: 24

約数和(自身を含む): 48569472

約数和(自身を除く): 28188204

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 141, 188, 282, 564, 36137, 72274, 108411, 144548, 216822, 433644, 1698439, 3396878, 5095317, 6793756, 10190634, 20381268]

約数ペア:

[(1, 20381268), (2, 10190634), (3, 6793756), (4, 5095317), (6, 3396878), (12, 1698439), (47, 433644), (94, 216822), (141, 144548), (188, 108411), (282, 72274), (564, 36137)]