20160865989

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{27847}}^1$

素因数の和:28038

約数の個数: 48

約数和(自身を含む): 32530028544

約数和(自身を除く): 12369162555

約数列:

[1, 3, 9, 11, 33, 71, 99, 103, 213, 309, 639, 781, 927, 1133, 2343, 3399, 7029, 7313, 10197, 21939, 27847, 65817, 80443, 83541, 241329, 250623, 306317, 723987, 918951, 1977137, 2756853, 2868241, 5931411, 8604723, 17794233, 21748507, 25814169, 31550651, 65245521, 94651953, 195736563, 203645111, 283955859, 610935333, 1832805999, 2240096221, 6720288663, 20160865989]

約数ペア:

[(1, 20160865989), (3, 6720288663), (9, 2240096221), (11, 1832805999), (33, 610935333), (71, 283955859), (99, 203645111), (103, 195736563), (213, 94651953), (309, 65245521), (639, 31550651), (781, 25814169), (927, 21748507), (1133, 17794233), (2343, 8604723), (3399, 5931411), (7029, 2868241), (7313, 2756853), (10197, 1977137), (21939, 918951), (27847, 723987), (65817, 306317), (80443, 250623), (83541, 241329)]