18132579

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{9733}}^1$

素因数の和:9768

約数の個数: 20

約数和(自身を含む): 28267536

約数和(自身を除く): 10134957

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 9733, 29199, 87597, 223859, 262791, 671577, 788373, 2014731, 6044193, 18132579]

約数ペア:

[(1, 18132579), (3, 6044193), (9, 2014731), (23, 788373), (27, 671577), (69, 262791), (81, 223859), (207, 87597), (621, 29199), (1863, 9733)]