20794633504

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{653}}^1\times {\mathrm{23143}}^1$

素因数の和:23849

約数の個数: 48

約数和(自身を含む): 41957479872

約数和(自身を除く): 21162846368

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 653, 688, 1306, 1376, 2612, 5224, 10448, 20896, 23143, 28079, 46286, 56158, 92572, 112316, 185144, 224632, 370288, 449264, 740576, 898528, 995149, 1990298, 3980596, 7961192, 15112379, 15922384, 30224758, 31844768, 60449516, 120899032, 241798064, 483596128, 649832297, 1299664594, 2599329188, 5198658376, 10397316752, 20794633504]

約数ペア:

[(1, 20794633504), (2, 10397316752), (4, 5198658376), (8, 2599329188), (16, 1299664594), (32, 649832297), (43, 483596128), (86, 241798064), (172, 120899032), (344, 60449516), (653, 31844768), (688, 30224758), (1306, 15922384), (1376, 15112379), (2612, 7961192), (5224, 3980596), (10448, 1990298), (20896, 995149), (23143, 898528), (28079, 740576), (46286, 449264), (56158, 370288), (92572, 224632), (112316, 185144)]