20694751

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{461}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 26544672

約数和(自身を除く): 5849921

約数列:

[1, 7, 11, 53, 77, 121, 371, 461, 583, 847, 3227, 4081, 5071, 6413, 24433, 35497, 44891, 55781, 171031, 268763, 390467, 1881341, 2956393, 20694751]

約数ペア:

[(1, 20694751), (7, 2956393), (11, 1881341), (53, 390467), (77, 268763), (121, 171031), (371, 55781), (461, 44891), (583, 35497), (847, 24433), (3227, 6413), (4081, 5071)]