20192984756

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10157437}}^1$

素因数の和:10157519

約数の個数: 24

約数和(自身を含む): 40954790016

約数和(自身を除く): 20761805260

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 10157437, 20314874, 40629748, 71102059, 142204118, 284408236, 721178027, 1442356054, 2884712108, 5048246189, 10096492378, 20192984756]

約数ペア:

[(1, 20192984756), (2, 10096492378), (4, 5048246189), (7, 2884712108), (14, 1442356054), (28, 721178027), (71, 284408236), (142, 142204118), (284, 71102059), (497, 40629748), (994, 20314874), (1988, 10157437)]