20650406

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{34303}}^1$

素因数の和:34355

約数の個数: 16

約数和(自身を含む): 36225024

約数和(自身を除く): 15574618

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 34303, 68606, 240121, 480242, 1475029, 2950058, 10325203, 20650406]

約数ペア:

[(1, 20650406), (2, 10325203), (7, 2950058), (14, 1475029), (43, 480242), (86, 240121), (301, 68606), (602, 34303)]