18486013

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6553}}^1$

素因数の和:6604

約数の個数: 16

約数和(自身を含む): 23489536

約数和(自身を除く): 5003523

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 6553, 45871, 85189, 203143, 596323, 1422001, 2640859, 18486013]

約数ペア:

[(1, 18486013), (7, 2640859), (13, 1422001), (31, 596323), (91, 203143), (217, 85189), (403, 45871), (2821, 6553)]