20218627

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8317}}^1$

素因数の和:8358

約数の個数: 16

約数和(自身を含む): 25153632

約数和(自身を除く): 4935005

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 8317, 91487, 108121, 141389, 1189331, 1555279, 1838057, 20218627]

約数ペア:

[(1, 20218627), (11, 1838057), (13, 1555279), (17, 1189331), (143, 141389), (187, 108121), (221, 91487), (2431, 8317)]