20168973124

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{461}}^1\times {\mathrm{1213}}^1$

素因数の和:1876

約数の個数: 48

約数和(自身を含む): 36182716416

約数和(自身を除く): 16013743292

約数列:

[1, 2, 4, 71, 127, 142, 254, 284, 461, 508, 922, 1213, 1844, 2426, 4852, 9017, 18034, 32731, 36068, 58547, 65462, 86123, 117094, 130924, 154051, 172246, 234188, 308102, 344492, 559193, 616204, 1118386, 2236772, 4156837, 8313674, 10937621, 16627348, 21875242, 39702703, 43750484, 71017511, 79405406, 142035022, 158810812, 284070044, 5042243281, 10084486562, 20168973124]

約数ペア:

[(1, 20168973124), (2, 10084486562), (4, 5042243281), (71, 284070044), (127, 158810812), (142, 142035022), (254, 79405406), (284, 71017511), (461, 43750484), (508, 39702703), (922, 21875242), (1213, 16627348), (1844, 10937621), (2426, 8313674), (4852, 4156837), (9017, 2236772), (18034, 1118386), (32731, 616204), (36068, 559193), (58547, 344492), (65462, 308102), (86123, 234188), (117094, 172246), (130924, 154051)]