18686313

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{337}}^1$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 27787656

約数和(自身を除く): 9101343

約数列:

[1, 3, 9, 61, 101, 183, 303, 337, 549, 909, 1011, 3033, 6161, 18483, 20557, 34037, 55449, 61671, 102111, 185013, 306333, 2076257, 6228771, 18686313]

約数ペア:

[(1, 18686313), (3, 6228771), (9, 2076257), (61, 306333), (101, 185013), (183, 102111), (303, 61671), (337, 55449), (549, 34037), (909, 20557), (1011, 18483), (3033, 6161)]