18112905

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23677}}^1$

素因数の和:23705

約数の個数: 24

約数和(自身を含む): 33243912

約数和(自身を除く): 15131007

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 23677, 71031, 118385, 213093, 355155, 402509, 1065465, 1207527, 2012545, 3622581, 6037635, 18112905]

約数ペア:

[(1, 18112905), (3, 6037635), (5, 3622581), (9, 2012545), (15, 1207527), (17, 1065465), (45, 402509), (51, 355155), (85, 213093), (153, 118385), (255, 71031), (765, 23677)]