20618122

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{3449}}^1$

素因数の和:3526

約数の個数: 24

約数和(自身を含む): 36576900

約数和(自身を除く): 15958778

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 427, 854, 2989, 3449, 5978, 6898, 24143, 48286, 169001, 210389, 338002, 420778, 1472723, 2945446, 10309061, 20618122]

約数ペア:

[(1, 20618122), (2, 10309061), (7, 2945446), (14, 1472723), (49, 420778), (61, 338002), (98, 210389), (122, 169001), (427, 48286), (854, 24143), (2989, 6898), (3449, 5978)]