20512690654

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1787}}^1\times {\mathrm{5039}}^1$

素因数の和:6912

約数の個数: 32

約数和(自身を含む): 33090301440

約数和(自身を除く): 12577610786

約数列:

[1, 2, 17, 34, 67, 134, 1139, 1787, 2278, 3574, 5039, 10078, 30379, 60758, 85663, 119729, 171326, 239458, 337613, 675226, 2035393, 4070786, 5739421, 9004693, 11478842, 18009386, 153079781, 306159562, 603314431, 1206628862, 10256345327, 20512690654]

約数ペア:

[(1, 20512690654), (2, 10256345327), (17, 1206628862), (34, 603314431), (67, 306159562), (134, 153079781), (1139, 18009386), (1787, 11478842), (2278, 9004693), (3574, 5739421), (5039, 4070786), (10078, 2035393), (30379, 675226), (60758, 337613), (85663, 239458), (119729, 171326)]