19302740

素因数分解:

$2^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{1193}}^1$

素因数の和:2011

約数の個数: 24

約数和(自身を含む): 40619880

約数和(自身を除く): 21317140

約数列:

[1, 2, 4, 5, 10, 20, 809, 1193, 1618, 2386, 3236, 4045, 4772, 5965, 8090, 11930, 16180, 23860, 965137, 1930274, 3860548, 4825685, 9651370, 19302740]

約数ペア:

[(1, 19302740), (2, 9651370), (4, 4825685), (5, 3860548), (10, 1930274), (20, 965137), (809, 23860), (1193, 16180), (1618, 11930), (2386, 8090), (3236, 5965), (4045, 4772)]