19801204191

素因数分解:

$3^5\times {\mathrm{2063}}^1\times {\mathrm{39499}}^1$

素因数の和:41577

約数の個数: 24

約数和(自身を含む): 29676192000

約数和(自身を除く): 9874987809

約数列:

[1, 3, 9, 27, 81, 243, 2063, 6189, 18567, 39499, 55701, 118497, 167103, 355491, 501309, 1066473, 3199419, 9598257, 81486437, 244459311, 733377933, 2200133799, 6600401397, 19801204191]

約数ペア:

[(1, 19801204191), (3, 6600401397), (9, 2200133799), (27, 733377933), (81, 244459311), (243, 81486437), (2063, 9598257), (6189, 3199419), (18567, 1066473), (39499, 501309), (55701, 355491), (118497, 167103)]