25666576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{123397}}^1$

素因数の和:123418

約数の個数: 20

約数和(自身を含む): 53554732

約数和(自身を除く): 27888156

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 123397, 246794, 493588, 987176, 1604161, 1974352, 3208322, 6416644, 12833288, 25666576]

約数ペア:

[(1, 25666576), (2, 12833288), (4, 6416644), (8, 3208322), (13, 1974352), (16, 1604161), (26, 987176), (52, 493588), (104, 246794), (208, 123397)]