18082953

素因数分解:

$3^3\times 7^1\times {\mathrm{241}}^1\times {\mathrm{397}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 30821120

約数和(自身を除く): 12738167

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 241, 397, 723, 1191, 1687, 2169, 2779, 3573, 5061, 6507, 8337, 10719, 15183, 25011, 45549, 75033, 95677, 287031, 669739, 861093, 2009217, 2583279, 6027651, 18082953]

約数ペア:

[(1, 18082953), (3, 6027651), (7, 2583279), (9, 2009217), (21, 861093), (27, 669739), (63, 287031), (189, 95677), (241, 75033), (397, 45549), (723, 25011), (1191, 15183), (1687, 10719), (2169, 8337), (2779, 6507), (3573, 5061)]