20229548815

素因数分解:

$5^1\times 7^2\times {\mathrm{601}}^1\times {\mathrm{137387}}^1$

素因数の和:138007

約数の個数: 24

約数和(自身を含む): 28285990992

約数和(自身を除く): 8056442177

約数列:

[1, 5, 7, 35, 49, 245, 601, 3005, 4207, 21035, 29449, 137387, 147245, 686935, 961709, 4808545, 6731963, 33659815, 82569587, 412847935, 577987109, 2889935545, 4045909763, 20229548815]

約数ペア:

[(1, 20229548815), (5, 4045909763), (7, 2889935545), (35, 577987109), (49, 412847935), (245, 82569587), (601, 33659815), (3005, 6731963), (4207, 4808545), (21035, 961709), (29449, 686935), (137387, 147245)]