18232857

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{13241}}^1$

素因数の和:13270

約数の個数: 20

約数和(自身を含む): 28841076

約数和(自身を除く): 10608219

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 13241, 39723, 119169, 225097, 357507, 675291, 1072521, 2025873, 6077619, 18232857]

約数ペア:

[(1, 18232857), (3, 6077619), (9, 2025873), (17, 1072521), (27, 675291), (51, 357507), (81, 225097), (153, 119169), (459, 39723), (1377, 13241)]