20818200519

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{10723}}^1$

素因数の和:10948

約数の個数: 48

約数和(自身を含む): 32040223488

約数和(自身を除く): 11222022969

約数列:

[1, 3, 9, 23, 69, 83, 113, 207, 249, 339, 747, 1017, 1909, 2599, 5727, 7797, 9379, 10723, 17181, 23391, 28137, 32169, 84411, 96507, 215717, 246629, 647151, 739887, 890009, 1211699, 1941453, 2219661, 2670027, 3635097, 8010081, 10905291, 20470207, 27869077, 61410621, 83607231, 100571017, 184231863, 250821693, 301713051, 905139153, 2313133391, 6939400173, 20818200519]

約数ペア:

[(1, 20818200519), (3, 6939400173), (9, 2313133391), (23, 905139153), (69, 301713051), (83, 250821693), (113, 184231863), (207, 100571017), (249, 83607231), (339, 61410621), (747, 27869077), (1017, 20470207), (1909, 10905291), (2599, 8010081), (5727, 3635097), (7797, 2670027), (9379, 2219661), (10723, 1941453), (17181, 1211699), (23391, 890009), (28137, 739887), (32169, 647151), (84411, 246629), (96507, 215717)]