19883140

素因数分解:

$2^2\times 5^1\times {\mathrm{937}}^1\times {\mathrm{1061}}^1$

素因数の和:2007

約数の個数: 24

約数和(自身を含む): 41838552

約数和(自身を除く): 21955412

約数列:

[1, 2, 4, 5, 10, 20, 937, 1061, 1874, 2122, 3748, 4244, 4685, 5305, 9370, 10610, 18740, 21220, 994157, 1988314, 3976628, 4970785, 9941570, 19883140]

約数ペア:

[(1, 19883140), (2, 9941570), (4, 4970785), (5, 3976628), (10, 1988314), (20, 994157), (937, 21220), (1061, 18740), (1874, 10610), (2122, 9370), (3748, 5305), (4244, 4685)]