18478485

素因数分解:

$3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1451}}^1$

素因数の和:1745

約数の個数: 24

約数和(自身を含む): 32164704

約数和(自身を除く): 13686219

約数列:

[1, 3, 5, 9, 15, 45, 283, 849, 1415, 1451, 2547, 4245, 4353, 7255, 12735, 13059, 21765, 65295, 410633, 1231899, 2053165, 3695697, 6159495, 18478485]

約数ペア:

[(1, 18478485), (3, 6159495), (5, 3695697), (9, 2053165), (15, 1231899), (45, 410633), (283, 65295), (849, 21765), (1415, 13059), (1451, 12735), (2547, 7255), (4245, 4353)]