20481870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{682729}}^1$

素因数の和:682739

約数の個数: 16

約数和(自身を含む): 49156560

約数和(自身を除く): 28674690

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 682729, 1365458, 2048187, 3413645, 4096374, 6827290, 10240935, 20481870]

約数ペア:

[(1, 20481870), (2, 10240935), (3, 6827290), (5, 4096374), (6, 3413645), (10, 2048187), (15, 1365458), (30, 682729)]