18265389

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2957}}^1$

素因数の和:3060

約数の個数: 16

約数和(自身を含む): 25557120

約数和(自身を除く): 7291731

約数列:

[1, 3, 29, 71, 87, 213, 2059, 2957, 6177, 8871, 85753, 209947, 257259, 629841, 6088463, 18265389]

約数ペア:

[(1, 18265389), (3, 6088463), (29, 629841), (71, 257259), (87, 209947), (213, 85753), (2059, 8871), (2957, 6177)]