20826861

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{1381}}^1$

素因数の和:1852

約数の個数: 16

約数和(自身を含む): 30381888

約数和(自身を除く): 9555027

約数列:

[1, 3, 11, 33, 457, 1371, 1381, 4143, 5027, 15081, 15191, 45573, 631117, 1893351, 6942287, 20826861]

約数ペア:

[(1, 20826861), (3, 6942287), (11, 1893351), (33, 631117), (457, 45573), (1371, 15191), (1381, 15081), (4143, 5027)]