18888795

素因数分解:

$3^4\times 5^1\times {\mathrm{46639}}^1$

素因数の和:46656

約数の個数: 20

約数和(自身を含む): 33860640

約数和(自身を除く): 14971845

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 46639, 139917, 233195, 419751, 699585, 1259253, 2098755, 3777759, 6296265, 18888795]

約数ペア:

[(1, 18888795), (3, 6296265), (5, 3777759), (9, 2098755), (15, 1259253), (27, 699585), (45, 419751), (81, 233195), (135, 139917), (405, 46639)]