20711339

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1153}}^1$

素因数の和:1258

約数の個数: 16

約数和(自身を含む): 23929344

約数和(自身を除く): 3218005

約数列:

[1, 11, 23, 71, 253, 781, 1153, 1633, 12683, 17963, 26519, 81863, 291709, 900493, 1882849, 20711339]

約数ペア:

[(1, 20711339), (11, 1882849), (23, 900493), (71, 291709), (253, 81863), (781, 26519), (1153, 17963), (1633, 12683)]