20466666

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{9397}}^1$

素因数の和:9427

約数の個数: 36

約数和(自身を含む): 48747426

約数和(自身を除く): 28280760

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 363, 726, 1089, 2178, 9397, 18794, 28191, 56382, 84573, 103367, 169146, 206734, 310101, 620202, 930303, 1137037, 1860606, 2274074, 3411111, 6822222, 10233333, 20466666]

約数ペア:

[(1, 20466666), (2, 10233333), (3, 6822222), (6, 3411111), (9, 2274074), (11, 1860606), (18, 1137037), (22, 930303), (33, 620202), (66, 310101), (99, 206734), (121, 169146), (198, 103367), (242, 84573), (363, 56382), (726, 28191), (1089, 18794), (2178, 9397)]