20179904591

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{29}}^1\times {\mathrm{74687}}^1$

素因数の和:74756

約数の個数: 32

約数和(自身を含む): 26242375680

約数和(自身を除く): 6062471089

約数列:

[1, 7, 11, 29, 77, 121, 203, 319, 847, 1331, 2233, 3509, 9317, 24563, 38599, 74687, 270193, 522809, 821557, 2165923, 5750899, 9037127, 15161461, 23825153, 63259889, 99408397, 166776071, 262076683, 695858779, 1834536781, 2882843513, 20179904591]

約数ペア:

[(1, 20179904591), (7, 2882843513), (11, 1834536781), (29, 695858779), (77, 262076683), (121, 166776071), (203, 99408397), (319, 63259889), (847, 23825153), (1331, 15161461), (2233, 9037127), (3509, 5750899), (9317, 2165923), (24563, 821557), (38599, 522809), (74687, 270193)]