20344581

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{181}}^2$

素因数の和:394

約数の個数: 24

約数和(自身を含む): 31625280

約数和(自身を除く): 11280699

約数列:

[1, 3, 9, 23, 27, 69, 181, 207, 543, 621, 1629, 4163, 4887, 12489, 32761, 37467, 98283, 112401, 294849, 753503, 884547, 2260509, 6781527, 20344581]

約数ペア:

[(1, 20344581), (3, 6781527), (9, 2260509), (23, 884547), (27, 753503), (69, 294849), (181, 112401), (207, 98283), (543, 37467), (621, 32761), (1629, 12489), (4163, 4887)]