18145035

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23719}}^1$

素因数の和:23747

約数の個数: 24

約数和(自身を含む): 33302880

約数和(自身を除く): 15157845

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 23719, 71157, 118595, 213471, 355785, 403223, 1067355, 1209669, 2016115, 3629007, 6048345, 18145035]

約数ペア:

[(1, 18145035), (3, 6048345), (5, 3629007), (9, 2016115), (15, 1209669), (17, 1067355), (45, 403223), (51, 355785), (85, 213471), (153, 118595), (255, 71157), (765, 23719)]