19220730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{640691}}^1$

素因数の和:640701

約数の個数: 16

約数和(自身を含む): 46129824

約数和(自身を除く): 26909094

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 640691, 1281382, 1922073, 3203455, 3844146, 6406910, 9610365, 19220730]

約数ペア:

[(1, 19220730), (2, 9610365), (3, 6406910), (5, 3844146), (6, 3203455), (10, 1922073), (15, 1281382), (30, 640691)]