20884660

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{9241}}^1$

素因数の和:9363

約数の個数: 24

約数和(自身を含む): 44250696

約数和(自身を除く): 23366036

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 9241, 18482, 36964, 46205, 92410, 184820, 1044233, 2088466, 4176932, 5221165, 10442330, 20884660]

約数ペア:

[(1, 20884660), (2, 10442330), (4, 5221165), (5, 4176932), (10, 2088466), (20, 1044233), (113, 184820), (226, 92410), (452, 46205), (565, 36964), (1130, 18482), (2260, 9241)]