2555777776

素因数分解:

$2^4\times {\mathrm{12457}}^1\times {\mathrm{12823}}^1$

素因数の和:25288

約数の個数: 20

約数和(自身を含む): 4952603152

約数和(自身を除く): 2396825376

約数列:

[1, 2, 4, 8, 16, 12457, 12823, 24914, 25646, 49828, 51292, 99656, 102584, 199312, 205168, 159736111, 319472222, 638944444, 1277888888, 2555777776]

約数ペア:

[(1, 2555777776), (2, 1277888888), (4, 638944444), (8, 319472222), (16, 159736111), (12457, 205168), (12823, 199312), (24914, 102584), (25646, 99656), (49828, 51292)]