18533138

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{10639}}^1$

素因数の和:10721

約数の個数: 16

約数和(自身を含む): 30387840

約数和(自身を除く): 11854702

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 10639, 21278, 138307, 276614, 712813, 1425626, 9266569, 18533138]

約数ペア:

[(1, 18533138), (2, 9266569), (13, 1425626), (26, 712813), (67, 276614), (134, 138307), (871, 21278), (1742, 10639)]