20012561281

素因数分解:

${\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{2791}}^1\times {\mathrm{3527}}^1$

素因数の和:6444

約数の個数: 16

約数和(自身を含む): 21276380160

約数和(自身を除く): 1263818879

約数列:

[1, 19, 107, 2033, 2791, 3527, 53029, 67013, 298637, 377389, 5674103, 7170391, 9843857, 187033283, 1053292699, 20012561281]

約数ペア:

[(1, 20012561281), (19, 1053292699), (107, 187033283), (2033, 9843857), (2791, 7170391), (3527, 5674103), (53029, 377389), (67013, 298637)]