20239036870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{155684899}}^1$

素因数の和:155684919

約数の個数: 16

約数和(自身を含む): 39232594800

約数和(自身を除く): 18993557930

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 155684899, 311369798, 778424495, 1556848990, 2023903687, 4047807374, 10119518435, 20239036870]

約数ペア:

[(1, 20239036870), (2, 10119518435), (5, 4047807374), (10, 2023903687), (13, 1556848990), (26, 778424495), (65, 311369798), (130, 155684899)]