20561316

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{24133}}^1$

素因数の和:24211

約数の個数: 24

約数和(自身を含む): 48654144

約数和(自身を除く): 28092828

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 24133, 48266, 72399, 96532, 144798, 289596, 1713443, 3426886, 5140329, 6853772, 10280658, 20561316]

約数ペア:

[(1, 20561316), (2, 10280658), (3, 6853772), (4, 5140329), (6, 3426886), (12, 1713443), (71, 289596), (142, 144798), (213, 96532), (284, 72399), (426, 48266), (852, 24133)]