20145554432

素因数分解:

$2^{10}\times {\mathrm{457}}^1\times {\mathrm{43049}}^1$

素因数の和:43526

約数の個数: 44

約数和(自身を含む): 40360494300

約数和(自身を除く): 20214939868

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 457, 512, 914, 1024, 1828, 3656, 7312, 14624, 29248, 43049, 58496, 86098, 116992, 172196, 233984, 344392, 467968, 688784, 1377568, 2755136, 5510272, 11020544, 19673393, 22041088, 39346786, 44082176, 78693572, 157387144, 314774288, 629548576, 1259097152, 2518194304, 5036388608, 10072777216, 20145554432]

約数ペア:

[(1, 20145554432), (2, 10072777216), (4, 5036388608), (8, 2518194304), (16, 1259097152), (32, 629548576), (64, 314774288), (128, 157387144), (256, 78693572), (457, 44082176), (512, 39346786), (914, 22041088), (1024, 19673393), (1828, 11020544), (3656, 5510272), (7312, 2755136), (14624, 1377568), (29248, 688784), (43049, 467968), (58496, 344392), (86098, 233984), (116992, 172196)]