18188235

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31091}}^1$

素因数の和:31115

約数の個数: 24

約数和(自身を含む): 33952464

約数和(自身を除く): 15764229

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 31091, 93273, 155455, 279819, 404183, 466365, 1212549, 1399095, 2020915, 3637647, 6062745, 18188235]

約数ペア:

[(1, 18188235), (3, 6062745), (5, 3637647), (9, 2020915), (13, 1399095), (15, 1212549), (39, 466365), (45, 404183), (65, 279819), (117, 155455), (195, 93273), (585, 31091)]