20393659

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8389}}^1$

素因数の和:8430

約数の個数: 16

約数和(自身を含む): 25371360

約数和(自身を除く): 4977701

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 8389, 92279, 109057, 142613, 1199627, 1568743, 1853969, 20393659]

約数ペア:

[(1, 20393659), (11, 1853969), (13, 1568743), (17, 1199627), (143, 142613), (187, 109057), (221, 92279), (2431, 8389)]