18047739

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2417}}^1$

素因数の和:2570

約数の個数: 16

約数和(自身を含む): 25534080

約数和(自身を除く): 7486341

約数列:

[1, 3, 19, 57, 131, 393, 2417, 2489, 7251, 7467, 45923, 137769, 316627, 949881, 6015913, 18047739]

約数ペア:

[(1, 18047739), (3, 6015913), (19, 949881), (57, 316627), (131, 137769), (393, 45923), (2417, 7467), (2489, 7251)]