20429254

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1\times {\mathrm{769}}^1$

素因数の和:1167

約数の個数: 16

約数和(自身を含む): 31600800

約数和(自身を除く): 11171546

約数列:

[1, 2, 37, 74, 359, 718, 769, 1538, 13283, 26566, 28453, 56906, 276071, 552142, 10214627, 20429254]

約数ペア:

[(1, 20429254), (2, 10214627), (37, 552142), (74, 276071), (359, 56906), (718, 28453), (769, 26566), (1538, 13283)]