201804500020

素因数分解:

$2^2\times 5^1\times {\mathrm{10090225001}}^1$

素因数の和:10090225010

約数の個数: 12

約数和(自身を含む): 423789450084

約数和(自身を除く): 221984950064

約数列:

[1, 2, 4, 5, 10, 20, 10090225001, 20180450002, 40360900004, 50451125005, 100902250010, 201804500020]

約数ペア:

[(1, 201804500020), (2, 100902250010), (4, 50451125005), (5, 40360900004), (10, 20180450002), (20, 10090225001)]