18840519

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{3371}}^1$

素因数の和:3409

約数の個数: 24

約数和(自身を含む): 29457792

約数和(自身を除く): 10617273

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 1863, 3371, 5589, 10113, 30339, 77533, 91017, 232599, 273051, 697797, 819153, 2093391, 6280173, 18840519]

約数ペア:

[(1, 18840519), (3, 6280173), (9, 2093391), (23, 819153), (27, 697797), (69, 273051), (81, 232599), (207, 91017), (243, 77533), (621, 30339), (1863, 10113), (3371, 5589)]