19706572

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1303}}^1$

素因数の和:1525

約数の個数: 24

約数和(自身を含む): 36512000

約数和(自身を除く): 16805428

約数列:

[1, 2, 4, 19, 38, 76, 199, 398, 796, 1303, 2606, 3781, 5212, 7562, 15124, 24757, 49514, 99028, 259297, 518594, 1037188, 4926643, 9853286, 19706572]

約数ペア:

[(1, 19706572), (2, 9853286), (4, 4926643), (19, 1037188), (38, 518594), (76, 259297), (199, 99028), (398, 49514), (796, 24757), (1303, 15124), (2606, 7562), (3781, 5212)]