18036027

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{2081}}^1$

素因数の和:2200

約数の個数: 20

約数和(自身を含む): 27207576

約数和(自身を除く): 9171549

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 2081, 2889, 6243, 8667, 18729, 56187, 168561, 222667, 668001, 2004003, 6012009, 18036027]

約数ペア:

[(1, 18036027), (3, 6012009), (9, 2004003), (27, 668001), (81, 222667), (107, 168561), (321, 56187), (963, 18729), (2081, 8667), (2889, 6243)]