18620078113

素因数分解:

$7^1\times {\mathrm{13}}^3\times {\mathrm{1210747}}^1$

素因数の和:1210793

約数の個数: 16

約数和(自身を含む): 23052641920

約数和(自身を除く): 4432563807

約数列:

[1, 7, 13, 91, 169, 1183, 2197, 15379, 1210747, 8475229, 15739711, 110177977, 204616243, 1432313701, 2660011159, 18620078113]

約数ペア:

[(1, 18620078113), (7, 2660011159), (13, 1432313701), (91, 204616243), (169, 110177977), (1183, 15739711), (2197, 8475229), (15379, 1210747)]