20939842

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{599}}^1$

素因数の和:846

約数の個数: 32

約数和(自身を含む): 39398400

約数和(自身を除く): 18458558

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 227, 454, 599, 1198, 1589, 2497, 3178, 4193, 4994, 6589, 8386, 13178, 17479, 34958, 46123, 92246, 135973, 271946, 951811, 1495703, 1903622, 2991406, 10469921, 20939842]

約数ペア:

[(1, 20939842), (2, 10469921), (7, 2991406), (11, 1903622), (14, 1495703), (22, 951811), (77, 271946), (154, 135973), (227, 92246), (454, 46123), (599, 34958), (1198, 17479), (1589, 13178), (2497, 8386), (3178, 6589), (4193, 4994)]