18423903

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{12457}}^1$

素因数の和:12506

約数の個数: 16

約数和(自身を含む): 26909280

約数和(自身を除く): 8485377

約数列:

[1, 3, 17, 29, 51, 87, 493, 1479, 12457, 37371, 211769, 361253, 635307, 1083759, 6141301, 18423903]

約数ペア:

[(1, 18423903), (3, 6141301), (17, 1083759), (29, 635307), (51, 361253), (87, 211769), (493, 37371), (1479, 12457)]