18027373

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{499}}^1$

素因数の和:916

約数の個数: 16

約数和(自身を含む): 22288000

約数和(自身を除く): 4260627

約数列:

[1, 7, 13, 91, 397, 499, 2779, 3493, 5161, 6487, 36127, 45409, 198103, 1386721, 2575339, 18027373]

約数ペア:

[(1, 18027373), (7, 2575339), (13, 1386721), (91, 198103), (397, 45409), (499, 36127), (2779, 6487), (3493, 5161)]