18690675

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{8039}}^1$

素因数の和:8083

約数の個数: 24

約数和(自身を含む): 31902720

約数和(自身を除く): 13212045

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 2325, 8039, 24117, 40195, 120585, 200975, 249209, 602925, 747627, 1246045, 3738135, 6230225, 18690675]

約数ペア:

[(1, 18690675), (3, 6230225), (5, 3738135), (15, 1246045), (25, 747627), (31, 602925), (75, 249209), (93, 200975), (155, 120585), (465, 40195), (775, 24117), (2325, 8039)]