20887684

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{1319}}^1$

素因数の和:1467

約数の個数: 24

約数和(自身を含む): 37920960

約数和(自身を除く): 17033276

約数列:

[1, 2, 4, 37, 74, 107, 148, 214, 428, 1319, 2638, 3959, 5276, 7918, 15836, 48803, 97606, 141133, 195212, 282266, 564532, 5221921, 10443842, 20887684]

約数ペア:

[(1, 20887684), (2, 10443842), (4, 5221921), (37, 564532), (74, 282266), (107, 195212), (148, 141133), (214, 97606), (428, 48803), (1319, 15836), (2638, 7918), (3959, 5276)]