19245983

素因数分解:

${\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:286

約数の個数: 16

約数和(自身を含む): 20528640

約数和(自身を除く): 1282657

約数列:

[1, 43, 47, 89, 107, 2021, 3827, 4183, 4601, 5029, 9523, 179869, 216247, 409489, 447581, 19245983]

約数ペア:

[(1, 19245983), (43, 447581), (47, 409489), (89, 216247), (107, 179869), (2021, 9523), (3827, 5029), (4183, 4601)]