18675787

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{947}}^1$

素因数の和:1038

約数の個数: 16

約数和(自身を含む): 21182112

約数和(自身を除く): 2506325

約数列:

[1, 13, 37, 41, 481, 533, 947, 1517, 12311, 19721, 35039, 38827, 455507, 504751, 1436599, 18675787]

約数ペア:

[(1, 18675787), (13, 1436599), (37, 504751), (41, 455507), (481, 38827), (533, 35039), (947, 19721), (1517, 12311)]