205571288

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1976647}}^1$

素因数の和:1976666

約数の個数: 16

約数和(自身を含む): 415096080

約数和(自身を除く): 209524792

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1976647, 3953294, 7906588, 15813176, 25696411, 51392822, 102785644, 205571288]

約数ペア:

[(1, 205571288), (2, 102785644), (4, 51392822), (8, 25696411), (13, 15813176), (26, 7906588), (52, 3953294), (104, 1976647)]