20181051

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{8863}}^1$

素因数の和:8903

約数の個数: 24

約数和(自身を含む): 33186816

約数和(自身を除く): 13005765

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 8863, 26589, 79767, 97493, 203849, 292479, 611547, 877437, 1834641, 2242339, 6727017, 20181051]

約数ペア:

[(1, 20181051), (3, 6727017), (9, 2242339), (11, 1834641), (23, 877437), (33, 611547), (69, 292479), (99, 203849), (207, 97493), (253, 79767), (759, 26589), (2277, 8863)]