18105260

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{8963}}^1$

素因数の和:9073

約数の個数: 24

約数和(自身を含む): 38401776

約数和(自身を除く): 20296516

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 8963, 17926, 35852, 44815, 89630, 179260, 905263, 1810526, 3621052, 4526315, 9052630, 18105260]

約数ペア:

[(1, 18105260), (2, 9052630), (4, 4526315), (5, 3621052), (10, 1810526), (20, 905263), (101, 179260), (202, 89630), (404, 44815), (505, 35852), (1010, 17926), (2020, 8963)]