19322180

素因数分解:

$2^2\times 5^1\times {\mathrm{966109}}^1$

素因数の和:966118

約数の個数: 12

約数和(自身を含む): 40576620

約数和(自身を除く): 21254440

約数列:

[1, 2, 4, 5, 10, 20, 966109, 1932218, 3864436, 4830545, 9661090, 19322180]

約数ペア:

[(1, 19322180), (2, 9661090), (4, 4830545), (5, 3864436), (10, 1932218), (20, 966109)]