636649984

素因数分解:

$2^9\times {\mathrm{127}}^1\times {\mathrm{9791}}^1$

素因数の和:9936

約数の個数: 40

約数和(自身を含む): 1282203648

約数和(自身を除く): 645553664

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 508, 512, 1016, 2032, 4064, 8128, 9791, 16256, 19582, 32512, 39164, 65024, 78328, 156656, 313312, 626624, 1243457, 1253248, 2486914, 2506496, 4973828, 5012992, 9947656, 19895312, 39790624, 79581248, 159162496, 318324992, 636649984]

約数ペア:

[(1, 636649984), (2, 318324992), (4, 159162496), (8, 79581248), (16, 39790624), (32, 19895312), (64, 9947656), (127, 5012992), (128, 4973828), (254, 2506496), (256, 2486914), (508, 1253248), (512, 1243457), (1016, 626624), (2032, 313312), (4064, 156656), (8128, 78328), (9791, 65024), (16256, 39164), (19582, 32512)]