18855027

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{587}}^1$

素因数の和:719

約数の個数: 24

約数和(自身を含む): 28252224

約数和(自身を除く): 9397197

約数列:

[1, 3, 9, 43, 83, 129, 249, 387, 587, 747, 1761, 3569, 5283, 10707, 25241, 32121, 48721, 75723, 146163, 227169, 438489, 2095003, 6285009, 18855027]

約数ペア:

[(1, 18855027), (3, 6285009), (9, 2095003), (43, 438489), (83, 227169), (129, 146163), (249, 75723), (387, 48721), (587, 32121), (747, 25241), (1761, 10707), (3569, 5283)]