2018097140

素因数分解:

$2^2\times 5^1\times {\mathrm{100904857}}^1$

素因数の和:100904866

約数の個数: 12

約数和(自身を含む): 4238004036

約数和(自身を除く): 2219906896

約数列:

[1, 2, 4, 5, 10, 20, 100904857, 201809714, 403619428, 504524285, 1009048570, 2018097140]

約数ペア:

[(1, 2018097140), (2, 1009048570), (4, 504524285), (5, 403619428), (10, 201809714), (20, 100904857)]