20921546

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{1759}}^1$

素因数の和:2093

約数の個数: 16

約数和(自身を含む): 33158400

約数和(自身を除く): 12236854

約数列:

[1, 2, 19, 38, 313, 626, 1759, 3518, 5947, 11894, 33421, 66842, 550567, 1101134, 10460773, 20921546]

約数ペア:

[(1, 20921546), (2, 10460773), (19, 1101134), (38, 550567), (313, 66842), (626, 33421), (1759, 11894), (3518, 5947)]