393438242

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{18397}}^1$

素因数の和:18470

約数の個数: 24

約数和(自身を含む): 643893204

約数和(自身を除く): 250454962

約数列:

[1, 2, 17, 34, 37, 74, 289, 578, 629, 1258, 10693, 18397, 21386, 36794, 312749, 625498, 680689, 1361378, 5316733, 10633466, 11571713, 23143426, 196719121, 393438242]

約数ペア:

[(1, 393438242), (2, 196719121), (17, 23143426), (34, 11571713), (37, 10633466), (74, 5316733), (289, 1361378), (578, 680689), (629, 625498), (1258, 312749), (10693, 36794), (18397, 21386)]