2172976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:389

約数の個数: 40

約数和(自身を含む): 4694144

約数和(自身を除く): 2521168

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 337, 403, 496, 674, 806, 1348, 1612, 2696, 3224, 4381, 5392, 6448, 8762, 10447, 17524, 20894, 35048, 41788, 70096, 83576, 135811, 167152, 271622, 543244, 1086488, 2172976]

約数ペア:

[(1, 2172976), (2, 1086488), (4, 543244), (8, 271622), (13, 167152), (16, 135811), (26, 83576), (31, 70096), (52, 41788), (62, 35048), (104, 20894), (124, 17524), (208, 10447), (248, 8762), (337, 6448), (403, 5392), (496, 4381), (674, 3224), (806, 2696), (1348, 1612)]