18281619

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{3271}}^1$

素因数の和:3309

約数の個数: 24

約数和(自身を含む): 28584192

約数和(自身を除く): 10302573

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 1863, 3271, 5589, 9813, 29439, 75233, 88317, 225699, 264951, 677097, 794853, 2031291, 6093873, 18281619]

約数ペア:

[(1, 18281619), (3, 6093873), (9, 2031291), (23, 794853), (27, 677097), (69, 264951), (81, 225699), (207, 88317), (243, 75233), (621, 29439), (1863, 9813), (3271, 5589)]