19068291

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{21401}}^1$

素因数の和:21424

約数の個数: 20

約数和(自身を含む): 31075704

約数和(自身を除く): 12007413

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 21401, 64203, 192609, 235411, 577827, 706233, 1733481, 2118699, 6356097, 19068291]

約数ペア:

[(1, 19068291), (3, 6356097), (9, 2118699), (11, 1733481), (27, 706233), (33, 577827), (81, 235411), (99, 192609), (297, 64203), (891, 21401)]