18495997

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:804

約数の個数: 16

約数和(自身を含む): 20926080

約数和(自身を除く): 2430083

約数列:

[1, 13, 29, 71, 377, 691, 923, 2059, 8983, 20039, 26767, 49061, 260507, 637793, 1422769, 18495997]

約数ペア:

[(1, 18495997), (13, 1422769), (29, 637793), (71, 260507), (377, 49061), (691, 26767), (923, 20039), (2059, 8983)]