19320940

素因数分解:

$2^2\times 5^1\times {\mathrm{937}}^1\times {\mathrm{1031}}^1$

素因数の和:1977

約数の個数: 24

約数和(自身を含む): 40656672

約数和(自身を除く): 21335732

約数列:

[1, 2, 4, 5, 10, 20, 937, 1031, 1874, 2062, 3748, 4124, 4685, 5155, 9370, 10310, 18740, 20620, 966047, 1932094, 3864188, 4830235, 9660470, 19320940]

約数ペア:

[(1, 19320940), (2, 9660470), (4, 4830235), (5, 3864188), (10, 1932094), (20, 966047), (937, 20620), (1031, 18740), (1874, 10310), (2062, 9370), (3748, 5155), (4124, 4685)]