20804529256

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19553129}}^1$

素因数の和:19553161

約数の個数: 32

約数和(自身を含む): 46927512000

約数和(自身を除く): 26122982744

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 19553129, 39106258, 78212516, 136871903, 156425032, 273743806, 371509451, 547487612, 743018902, 1094975224, 1486037804, 2600566157, 2972075608, 5201132314, 10402264628, 20804529256]

約数ペア:

[(1, 20804529256), (2, 10402264628), (4, 5201132314), (7, 2972075608), (8, 2600566157), (14, 1486037804), (19, 1094975224), (28, 743018902), (38, 547487612), (56, 371509451), (76, 273743806), (133, 156425032), (152, 136871903), (266, 78212516), (532, 39106258), (1064, 19553129)]