18950643

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1103}}^1$

素因数の和:1215

約数の個数: 24

約数和(自身を含む): 28933632

約数和(自身を除く): 9982989

約数列:

[1, 3, 9, 23, 69, 83, 207, 249, 747, 1103, 1909, 3309, 5727, 9927, 17181, 25369, 76107, 91549, 228321, 274647, 823941, 2105627, 6316881, 18950643]

約数ペア:

[(1, 18950643), (3, 6316881), (9, 2105627), (23, 823941), (69, 274647), (83, 228321), (207, 91549), (249, 76107), (747, 25369), (1103, 17181), (1909, 9927), (3309, 5727)]