25189388

素因数分解:

$2^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{1361}}^1$

素因数の和:2033

約数の個数: 24

約数和(自身を含む): 50492064

約数和(自身を除く): 25302676

約数列:

[1, 2, 4, 7, 14, 28, 661, 1322, 1361, 2644, 2722, 4627, 5444, 9254, 9527, 18508, 19054, 38108, 899621, 1799242, 3598484, 6297347, 12594694, 25189388]

約数ペア:

[(1, 25189388), (2, 12594694), (4, 6297347), (7, 3598484), (14, 1799242), (28, 899621), (661, 38108), (1322, 19054), (1361, 18508), (2644, 9527), (2722, 9254), (4627, 5444)]