19695740

素因数分解:

$2^2\times 5^1\times {\mathrm{937}}^1\times {\mathrm{1051}}^1$

素因数の和:1997

約数の個数: 24

約数和(自身を含む): 41444592

約数和(自身を除く): 21748852

約数列:

[1, 2, 4, 5, 10, 20, 937, 1051, 1874, 2102, 3748, 4204, 4685, 5255, 9370, 10510, 18740, 21020, 984787, 1969574, 3939148, 4923935, 9847870, 19695740]

約数ペア:

[(1, 19695740), (2, 9847870), (4, 4923935), (5, 3939148), (10, 1969574), (20, 984787), (937, 21020), (1051, 18740), (1874, 10510), (2102, 9370), (3748, 5255), (4204, 4685)]