18805059

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22961}}^1$

素因数の和:22987

約数の個数: 24

約数和(自身を含む): 33432672

約数和(自身を除く): 14627613

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 22961, 68883, 160727, 206649, 298493, 482181, 895479, 1446543, 2089451, 2686437, 6268353, 18805059]

約数ペア:

[(1, 18805059), (3, 6268353), (7, 2686437), (9, 2089451), (13, 1446543), (21, 895479), (39, 482181), (63, 298493), (91, 206649), (117, 160727), (273, 68883), (819, 22961)]