18474340

素因数分解:

$2^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{2741}}^1$

素因数の和:3087

約数の個数: 24

約数和(自身を含む): 38925432

約数和(自身を除く): 20451092

約数列:

[1, 2, 4, 5, 10, 20, 337, 674, 1348, 1685, 2741, 3370, 5482, 6740, 10964, 13705, 27410, 54820, 923717, 1847434, 3694868, 4618585, 9237170, 18474340]

約数ペア:

[(1, 18474340), (2, 9237170), (4, 4618585), (5, 3694868), (10, 1847434), (20, 923717), (337, 54820), (674, 27410), (1348, 13705), (1685, 10964), (2741, 6740), (3370, 5482)]