20791306370

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1\times {\mathrm{65101}}^1$

素因数の和:65510

約数の個数: 32

約数和(自身を含む): 37897176240

約数和(自身を除く): 17105869870

約数列:

[1, 2, 5, 10, 109, 218, 293, 545, 586, 1090, 1465, 2930, 31937, 63874, 65101, 130202, 159685, 319370, 325505, 651010, 7096009, 14192018, 19074593, 35480045, 38149186, 70960090, 95372965, 190745930, 2079130637, 4158261274, 10395653185, 20791306370]

約数ペア:

[(1, 20791306370), (2, 10395653185), (5, 4158261274), (10, 2079130637), (109, 190745930), (218, 95372965), (293, 70960090), (545, 38149186), (586, 35480045), (1090, 19074593), (1465, 14192018), (2930, 7096009), (31937, 651010), (63874, 325505), (65101, 319370), (130202, 159685)]