18586287

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{40493}}^1$

素因数の和:40519

約数の個数: 16

約数和(自身を含む): 29155680

約数和(自身を除く): 10569393

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 40493, 121479, 364437, 688381, 1093311, 2065143, 6195429, 18586287]

約数ペア:

[(1, 18586287), (3, 6195429), (9, 2065143), (17, 1093311), (27, 688381), (51, 364437), (153, 121479), (459, 40493)]