11991808

素因数分解:

$2^8\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:492

約数の個数: 36

約数和(自身を含む): 24180520

約数和(自身を除く): 12188712

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 256, 278, 337, 556, 674, 1112, 1348, 2224, 2696, 4448, 5392, 8896, 10784, 17792, 21568, 35584, 43136, 46843, 86272, 93686, 187372, 374744, 749488, 1498976, 2997952, 5995904, 11991808]

約数ペア:

[(1, 11991808), (2, 5995904), (4, 2997952), (8, 1498976), (16, 749488), (32, 374744), (64, 187372), (128, 93686), (139, 86272), (256, 46843), (278, 43136), (337, 35584), (556, 21568), (674, 17792), (1112, 10784), (1348, 8896), (2224, 5392), (2696, 4448)]