20218986496

素因数分解:

$2^{14}\times {\mathrm{19}}^1\times {\mathrm{64951}}^1$

素因数の和:64998

約数の個数: 60

約数和(自身を含む): 42565643680

約数和(自身を除く): 22346657184

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1024, 1216, 2048, 2432, 4096, 4864, 8192, 9728, 16384, 19456, 38912, 64951, 77824, 129902, 155648, 259804, 311296, 519608, 1039216, 1234069, 2078432, 2468138, 4156864, 4936276, 8313728, 9872552, 16627456, 19745104, 33254912, 39490208, 66509824, 78980416, 133019648, 157960832, 266039296, 315921664, 532078592, 631843328, 1064157184, 1263686656, 2527373312, 5054746624, 10109493248, 20218986496]

約数ペア:

[(1, 20218986496), (2, 10109493248), (4, 5054746624), (8, 2527373312), (16, 1263686656), (19, 1064157184), (32, 631843328), (38, 532078592), (64, 315921664), (76, 266039296), (128, 157960832), (152, 133019648), (256, 78980416), (304, 66509824), (512, 39490208), (608, 33254912), (1024, 19745104), (1216, 16627456), (2048, 9872552), (2432, 8313728), (4096, 4936276), (4864, 4156864), (8192, 2468138), (9728, 2078432), (16384, 1234069), (19456, 1039216), (38912, 519608), (64951, 311296), (77824, 259804), (129902, 155648)]