20178487744

素因数分解:

$2^6\times {\mathrm{103}}^2\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:594

約数の個数: 84

約数和(自身を含む): 40947142896

約数和(自身を除く): 20768655152

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 113, 206, 226, 263, 412, 452, 526, 824, 904, 1052, 1648, 1808, 2104, 3296, 3616, 4208, 6592, 7232, 8416, 10609, 11639, 16832, 21218, 23278, 27089, 29719, 42436, 46556, 54178, 59438, 84872, 93112, 108356, 118876, 169744, 186224, 216712, 237752, 339488, 372448, 433424, 475504, 678976, 744896, 866848, 951008, 1198817, 1733696, 1902016, 2397634, 2790167, 3061057, 4795268, 5580334, 6122114, 9590536, 11160668, 12244228, 19181072, 22321336, 24488456, 38362144, 44642672, 48976912, 76724288, 89285344, 97953824, 178570688, 195907648, 315288871, 630577742, 1261155484, 2522310968, 5044621936, 10089243872, 20178487744]

約数ペア:

[(1, 20178487744), (2, 10089243872), (4, 5044621936), (8, 2522310968), (16, 1261155484), (32, 630577742), (64, 315288871), (103, 195907648), (113, 178570688), (206, 97953824), (226, 89285344), (263, 76724288), (412, 48976912), (452, 44642672), (526, 38362144), (824, 24488456), (904, 22321336), (1052, 19181072), (1648, 12244228), (1808, 11160668), (2104, 9590536), (3296, 6122114), (3616, 5580334), (4208, 4795268), (6592, 3061057), (7232, 2790167), (8416, 2397634), (10609, 1902016), (11639, 1733696), (16832, 1198817), (21218, 951008), (23278, 866848), (27089, 744896), (29719, 678976), (42436, 475504), (46556, 433424), (54178, 372448), (59438, 339488), (84872, 237752), (93112, 216712), (108356, 186224), (118876, 169744)]