20650832

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{9421}}^1$

素因数の和:9566

約数の個数: 20

約数和(自身を含む): 40307316

約数和(自身を除く): 19656484

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 9421, 18842, 37684, 75368, 150736, 1290677, 2581354, 5162708, 10325416, 20650832]

約数ペア:

[(1, 20650832), (2, 10325416), (4, 5162708), (8, 2581354), (16, 1290677), (137, 150736), (274, 75368), (548, 37684), (1096, 18842), (2192, 9421)]