20186528103

素因数分解:

$3^3\times 7^1\times {\mathrm{106807027}}^1$

素因数の和:106807043

約数の個数: 16

約数和(自身を含む): 34178248960

約数和(自身を除く): 13991720857

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 106807027, 320421081, 747649189, 961263243, 2242947567, 2883789729, 6728842701, 20186528103]

約数ペア:

[(1, 20186528103), (3, 6728842701), (7, 2883789729), (9, 2242947567), (21, 961263243), (27, 747649189), (63, 320421081), (189, 106807027)]