20465127

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{739}}^1$

素因数の和:943

約数の個数: 24

約数和(自身を含む): 31515120

約数和(自身を除く): 11049993

約数列:

[1, 3, 9, 17, 51, 153, 181, 543, 739, 1629, 2217, 3077, 6651, 9231, 12563, 27693, 37689, 113067, 133759, 401277, 1203831, 2273903, 6821709, 20465127]

約数ペア:

[(1, 20465127), (3, 6821709), (9, 2273903), (17, 1203831), (51, 401277), (153, 133759), (181, 113067), (543, 37689), (739, 27693), (1629, 12563), (2217, 9231), (3077, 6651)]