18625882

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{2011}}^1$

素因数の和:2445

約数の個数: 16

約数和(自身を含む): 30566304

約数和(自身を除く): 11940422

約数列:

[1, 2, 11, 22, 421, 842, 2011, 4022, 4631, 9262, 22121, 44242, 846631, 1693262, 9312941, 18625882]

約数ペア:

[(1, 18625882), (2, 9312941), (11, 1693262), (22, 846631), (421, 44242), (842, 22121), (2011, 9262), (4022, 4631)]