18681934

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{3943}}^1$

素因数の和:4071

約数の個数: 16

約数和(自身を含む): 29532672

約数和(自身を除く): 10850738

約数列:

[1, 2, 23, 46, 103, 206, 2369, 3943, 4738, 7886, 90689, 181378, 406129, 812258, 9340967, 18681934]

約数ペア:

[(1, 18681934), (2, 9340967), (23, 812258), (46, 406129), (103, 181378), (206, 90689), (2369, 7886), (3943, 4738)]