20199208419

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{769}}^1$

素因数の和:1081

約数の個数: 96

約数和(自身を含む): 33741227520

約数和(自身を除く): 13542019101

約数列:

[1, 3, 9, 13, 23, 39, 43, 69, 117, 129, 207, 227, 299, 387, 559, 681, 769, 897, 989, 1677, 2043, 2307, 2691, 2951, 2967, 5031, 5221, 6921, 8853, 8901, 9761, 9997, 12857, 15663, 17687, 26559, 29283, 29991, 33067, 38571, 46989, 53061, 67873, 87849, 89973, 99201, 115713, 126893, 159183, 174563, 203619, 224503, 229931, 297603, 380679, 429871, 523689, 610857, 673509, 689793, 760541, 1142037, 1289613, 1571067, 2020527, 2069379, 2269319, 2281623, 2918539, 3868839, 4014949, 6807957, 6844869, 7506209, 8755617, 9887033, 12044847, 20423871, 22518627, 26266851, 29661099, 36134541, 52194337, 67555881, 88983297, 97580717, 156583011, 172642807, 292742151, 469749033, 517928421, 878226453, 1553785263, 2244356491, 6733069473, 20199208419]

約数ペア:

[(1, 20199208419), (3, 6733069473), (9, 2244356491), (13, 1553785263), (23, 878226453), (39, 517928421), (43, 469749033), (69, 292742151), (117, 172642807), (129, 156583011), (207, 97580717), (227, 88983297), (299, 67555881), (387, 52194337), (559, 36134541), (681, 29661099), (769, 26266851), (897, 22518627), (989, 20423871), (1677, 12044847), (2043, 9887033), (2307, 8755617), (2691, 7506209), (2951, 6844869), (2967, 6807957), (5031, 4014949), (5221, 3868839), (6921, 2918539), (8853, 2281623), (8901, 2269319), (9761, 2069379), (9997, 2020527), (12857, 1571067), (15663, 1289613), (17687, 1142037), (26559, 760541), (29283, 689793), (29991, 673509), (33067, 610857), (38571, 523689), (46989, 429871), (53061, 380679), (67873, 297603), (87849, 229931), (89973, 224503), (99201, 203619), (115713, 174563), (126893, 159183)]