20120459427

素因数分解:

$3^3\times {\mathrm{2203}}^1\times {\mathrm{338267}}^1$

素因数の和:340479

約数の個数: 16

約数和(自身を含む): 29821706880

約数和(自身を除く): 9701247453

約数列:

[1, 3, 9, 27, 2203, 6609, 19827, 59481, 338267, 1014801, 3044403, 9133209, 745202201, 2235606603, 6706819809, 20120459427]

約数ペア:

[(1, 20120459427), (3, 6706819809), (9, 2235606603), (27, 745202201), (2203, 9133209), (6609, 3044403), (19827, 1014801), (59481, 338267)]