2557007986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{53189}}^1$

素因数の和:53290

約数の個数: 24

約数和(自身を含む): 4228924140

約数和(自身を除く): 1671916154

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 1849, 3698, 24037, 48074, 53189, 106378, 691457, 1382914, 2287127, 4574254, 29732651, 59465302, 98346461, 196692922, 1278503993, 2557007986]

約数ペア:

[(1, 2557007986), (2, 1278503993), (13, 196692922), (26, 98346461), (43, 59465302), (86, 29732651), (559, 4574254), (1118, 2287127), (1849, 1382914), (3698, 691457), (24037, 106378), (48074, 53189)]