20661341

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1361}}^1$

素因数の和:1444

約数の個数: 16

約数和(自身を含む): 23535360

約数和(自身を除く): 2874019

約数列:

[1, 17, 19, 47, 323, 799, 893, 1361, 15181, 23137, 25859, 63967, 439603, 1087439, 1215373, 20661341]

約数ペア:

[(1, 20661341), (17, 1215373), (19, 1087439), (47, 439603), (323, 63967), (799, 25859), (893, 23137), (1361, 15181)]