18016768

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1$

素因数の和:493

約数の個数: 80

約数和(自身を含む): 44979264

約数和(自身を除く): 26962496

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 457, 512, 616, 704, 896, 914, 1232, 1408, 1792, 1828, 2464, 2816, 3199, 3584, 3656, 4928, 5027, 5632, 6398, 7312, 9856, 10054, 12796, 14624, 19712, 20108, 25592, 29248, 35189, 39424, 40216, 51184, 58496, 70378, 80432, 102368, 116992, 140756, 160864, 204736, 233984, 281512, 321728, 409472, 563024, 643456, 818944, 1126048, 1286912, 1637888, 2252096, 2573824, 4504192, 9008384, 18016768]

約数ペア:

[(1, 18016768), (2, 9008384), (4, 4504192), (7, 2573824), (8, 2252096), (11, 1637888), (14, 1286912), (16, 1126048), (22, 818944), (28, 643456), (32, 563024), (44, 409472), (56, 321728), (64, 281512), (77, 233984), (88, 204736), (112, 160864), (128, 140756), (154, 116992), (176, 102368), (224, 80432), (256, 70378), (308, 58496), (352, 51184), (448, 40216), (457, 39424), (512, 35189), (616, 29248), (704, 25592), (896, 20108), (914, 19712), (1232, 14624), (1408, 12796), (1792, 10054), (1828, 9856), (2464, 7312), (2816, 6398), (3199, 5632), (3584, 5027), (3656, 4928)]