2018240020

素因数分解:

$2^2\times 5^1\times {\mathrm{100912001}}^1$

素因数の和:100912010

約数の個数: 12

約数和(自身を含む): 4238304084

約数和(自身を除く): 2220064064

約数列:

[1, 2, 4, 5, 10, 20, 100912001, 201824002, 403648004, 504560005, 1009120010, 2018240020]

約数ペア:

[(1, 2018240020), (2, 1009120010), (4, 504560005), (5, 403648004), (10, 201824002), (20, 100912001)]