20066882

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{821}}^1$

素因数の和:946

約数の個数: 24

約数和(自身を含む): 33453756

約数和(自身を除く): 13386874

約数列:

[1, 2, 11, 22, 101, 121, 202, 242, 821, 1111, 1642, 2222, 9031, 12221, 18062, 24442, 82921, 99341, 165842, 198682, 912131, 1824262, 10033441, 20066882]

約数ペア:

[(1, 20066882), (2, 10033441), (11, 1824262), (22, 912131), (101, 198682), (121, 165842), (202, 99341), (242, 82921), (821, 24442), (1111, 18062), (1642, 12221), (2222, 9031)]