20190408020180

素因数分解:

$2^2\times 5^1\times {\mathrm{1009520401009}}^1$

素因数の和:1009520401018

約数の個数: 12

約数和(自身を含む): 42399856842420

約数和(自身を除く): 22209448822240

約数列:

[1, 2, 4, 5, 10, 20, 1009520401009, 2019040802018, 4038081604036, 5047602005045, 10095204010090, 20190408020180]

約数ペア:

[(1, 20190408020180), (2, 10095204010090), (4, 5047602005045), (5, 4038081604036), (10, 2019040802018), (20, 1009520401009)]