20418146

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{50291}}^1$

素因数の和:50329

約数の個数: 16

約数和(自身を含む): 36210240

約数和(自身を除く): 15792094

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 50291, 100582, 352037, 704074, 1458439, 2916878, 10209073, 20418146]

約数ペア:

[(1, 20418146), (2, 10209073), (7, 2916878), (14, 1458439), (29, 704074), (58, 352037), (203, 100582), (406, 50291)]