205800976

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{313721}}^1$

素因数の和:313770

約数の個数: 20

約数和(自身を含む): 408466044

約数和(自身を除く): 202665068

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 313721, 627442, 1254884, 2509768, 5019536, 12862561, 25725122, 51450244, 102900488, 205800976]

約数ペア:

[(1, 205800976), (2, 102900488), (4, 51450244), (8, 25725122), (16, 12862561), (41, 5019536), (82, 2509768), (164, 1254884), (328, 627442), (656, 313721)]