20303875072

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{49201}}^1$

素因数の和:49265

約数の個数: 88

約数和(自身を含む): 45120989312

約数和(自身を除く): 24817114240

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 512, 806, 832, 992, 1024, 1612, 1664, 1984, 3224, 3328, 3968, 6448, 6656, 7936, 12896, 13312, 15872, 25792, 31744, 49201, 51584, 98402, 103168, 196804, 206336, 393608, 412672, 639613, 787216, 1279226, 1525231, 1574432, 2558452, 3050462, 3148864, 5116904, 6100924, 6297728, 10233808, 12201848, 12595456, 19828003, 20467616, 24403696, 25190912, 39656006, 40935232, 48807392, 50381824, 79312012, 81870464, 97614784, 158624024, 163740928, 195229568, 317248048, 327481856, 390459136, 634496096, 654963712, 780918272, 1268992192, 1561836544, 2537984384, 5075968768, 10151937536, 20303875072]

約数ペア:

[(1, 20303875072), (2, 10151937536), (4, 5075968768), (8, 2537984384), (13, 1561836544), (16, 1268992192), (26, 780918272), (31, 654963712), (32, 634496096), (52, 390459136), (62, 327481856), (64, 317248048), (104, 195229568), (124, 163740928), (128, 158624024), (208, 97614784), (248, 81870464), (256, 79312012), (403, 50381824), (416, 48807392), (496, 40935232), (512, 39656006), (806, 25190912), (832, 24403696), (992, 20467616), (1024, 19828003), (1612, 12595456), (1664, 12201848), (1984, 10233808), (3224, 6297728), (3328, 6100924), (3968, 5116904), (6448, 3148864), (6656, 3050462), (7936, 2558452), (12896, 1574432), (13312, 1525231), (15872, 1279226), (25792, 787216), (31744, 639613), (49201, 412672), (51584, 393608), (98402, 206336), (103168, 196804)]