20742597

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{839}}^1$

素因数の和:953

約数の個数: 24

約数和(自身を含む): 31187520

約数和(自身を除く): 10444923

約数列:

[1, 3, 9, 41, 67, 123, 201, 369, 603, 839, 2517, 2747, 7551, 8241, 24723, 34399, 56213, 103197, 168639, 309591, 505917, 2304733, 6914199, 20742597]

約数ペア:

[(1, 20742597), (3, 6914199), (9, 2304733), (41, 505917), (67, 309591), (123, 168639), (201, 103197), (369, 56213), (603, 34399), (839, 24723), (2517, 8241), (2747, 7551)]