18328233

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{7213}}^1$

素因数の和:7245

約数の個数: 24

約数和(自身を含む): 30702784

約数和(自身を除く): 12374551

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 7213, 21639, 50491, 79343, 151473, 238029, 555401, 872773, 1666203, 2618319, 6109411, 18328233]

約数ペア:

[(1, 18328233), (3, 6109411), (7, 2618319), (11, 1666203), (21, 872773), (33, 555401), (77, 238029), (121, 151473), (231, 79343), (363, 50491), (847, 21639), (2541, 7213)]