20425578

素因数分解:

$2^1\times 3^1\times {\mathrm{317}}^1\times {\mathrm{10739}}^1$

素因数の和:11061

約数の個数: 16

約数和(自身を含む): 40983840

約数和(自身を除く): 20558262

約数列:

[1, 2, 3, 6, 317, 634, 951, 1902, 10739, 21478, 32217, 64434, 3404263, 6808526, 10212789, 20425578]

約数ペア:

[(1, 20425578), (2, 10212789), (3, 6808526), (6, 3404263), (317, 64434), (634, 32217), (951, 21478), (1902, 10739)]