20875379

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{593}}^1$

素因数の和:754

約数の個数: 16

約数和(自身を含む): 24634368

約数和(自身を除く): 3758989

約数列:

[1, 7, 47, 107, 329, 593, 749, 4151, 5029, 27871, 35203, 63451, 195097, 444157, 2982197, 20875379]

約数ペア:

[(1, 20875379), (7, 2982197), (47, 444157), (107, 195097), (329, 63451), (593, 35203), (749, 27871), (4151, 5029)]