18864141

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{1489}}^1$

素因数の和:1636

約数の個数: 16

約数和(自身を含む): 26033280

約数和(自身を除く): 7169139

約数列:

[1, 3, 41, 103, 123, 309, 1489, 4223, 4467, 12669, 61049, 153367, 183147, 460101, 6288047, 18864141]

約数ペア:

[(1, 18864141), (3, 6288047), (41, 460101), (103, 183147), (123, 153367), (309, 61049), (1489, 12669), (4223, 4467)]