19866262

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:352

約数の個数: 32

約数和(自身を含む): 33439392

約数和(自身を除く): 13573130

約数列:

[1, 2, 13, 26, 37, 74, 107, 193, 214, 386, 481, 962, 1391, 2509, 2782, 3959, 5018, 7141, 7918, 14282, 20651, 41302, 51467, 92833, 102934, 185666, 268463, 536926, 764087, 1528174, 9933131, 19866262]

約数ペア:

[(1, 19866262), (2, 9933131), (13, 1528174), (26, 764087), (37, 536926), (74, 268463), (107, 185666), (193, 102934), (214, 92833), (386, 51467), (481, 41302), (962, 20651), (1391, 14282), (2509, 7918), (2782, 7141), (3959, 5018)]