18419080

素因数分解:

$2^3\times 5^1\times {\mathrm{460477}}^1$

素因数の和:460488

約数の個数: 16

約数和(自身を含む): 41443020

約数和(自身を除く): 23023940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 460477, 920954, 1841908, 2302385, 3683816, 4604770, 9209540, 18419080]

約数ペア:

[(1, 18419080), (2, 9209540), (4, 4604770), (5, 3683816), (8, 2302385), (10, 1841908), (20, 920954), (40, 460477)]