18725031

素因数分解:

$3^2\times {\mathrm{13}}^3\times {\mathrm{947}}^1$

素因数の和:992

約数の個数: 24

約数和(自身を含む): 29331120

約数和(自身を除く): 10606089

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 947, 1521, 2197, 2841, 6591, 8523, 12311, 19773, 36933, 110799, 160043, 480129, 1440387, 2080559, 6241677, 18725031]

約数ペア:

[(1, 18725031), (3, 6241677), (9, 2080559), (13, 1440387), (39, 480129), (117, 160043), (169, 110799), (507, 36933), (947, 19773), (1521, 12311), (2197, 8523), (2841, 6591)]