20149862887

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{115637}}^1$

素因数の和:115759

約数の個数: 32

約数和(自身を含む): 26287755264

約数和(自身を除く): 6137892377

約数列:

[1, 7, 11, 31, 73, 77, 217, 341, 511, 803, 2263, 2387, 5621, 15841, 24893, 115637, 174251, 809459, 1272007, 3584747, 8441501, 8904049, 25093229, 39432217, 59090507, 92856511, 261686531, 276025519, 649995577, 1831805717, 2878551841, 20149862887]

約数ペア:

[(1, 20149862887), (7, 2878551841), (11, 1831805717), (31, 649995577), (73, 276025519), (77, 261686531), (217, 92856511), (341, 59090507), (511, 39432217), (803, 25093229), (2263, 8904049), (2387, 8441501), (5621, 3584747), (15841, 1272007), (24893, 809459), (115637, 174251)]