18142467

素因数分解:

$3^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{1307}}^1$

素因数の和:1978

約数の個数: 16

約数和(自身を含む): 27708672

約数和(自身を除く): 9566205

約数列:

[1, 3, 7, 21, 661, 1307, 1983, 3921, 4627, 9149, 13881, 27447, 863927, 2591781, 6047489, 18142467]

約数ペア:

[(1, 18142467), (3, 6047489), (7, 2591781), (21, 863927), (661, 27447), (1307, 13881), (1983, 9149), (3921, 4627)]