25945222

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:340

約数の個数: 32

約数和(自身を含む): 42624000

約数和(自身を除く): 16678778

約数列:

[1, 2, 19, 38, 47, 73, 94, 146, 199, 398, 893, 1387, 1786, 2774, 3431, 3781, 6862, 7562, 9353, 14527, 18706, 29054, 65189, 130378, 177707, 276013, 355414, 552026, 682769, 1365538, 12972611, 25945222]

約数ペア:

[(1, 25945222), (2, 12972611), (19, 1365538), (38, 682769), (47, 552026), (73, 355414), (94, 276013), (146, 177707), (199, 130378), (398, 65189), (893, 29054), (1387, 18706), (1786, 14527), (2774, 9353), (3431, 7562), (3781, 6862)]