20126612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{4441}}^1$

素因数の和:4559

約数の個数: 24

約数和(自身を含む): 38805312

約数和(自身を除く): 18678700

約数列:

[1, 2, 4, 11, 22, 44, 103, 206, 412, 1133, 2266, 4441, 4532, 8882, 17764, 48851, 97702, 195404, 457423, 914846, 1829692, 5031653, 10063306, 20126612]

約数ペア:

[(1, 20126612), (2, 10063306), (4, 5031653), (11, 1829692), (22, 914846), (44, 457423), (103, 195404), (206, 97702), (412, 48851), (1133, 17764), (2266, 8882), (4441, 4532)]