49977808

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{28657}}^1$

素因数の和:28774

約数の個数: 20

約数和(自身を含む): 97723780

約数和(自身を除く): 47745972

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 28657, 57314, 114628, 229256, 458512, 3123613, 6247226, 12494452, 24988904, 49977808]

約数ペア:

[(1, 49977808), (2, 24988904), (4, 12494452), (8, 6247226), (16, 3123613), (109, 458512), (218, 229256), (436, 114628), (872, 57314), (1744, 28657)]