208579072

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{31337}}^1$

素因数の和:31368

約数の個数: 40

約数和(自身を含む): 448822836

約数和(自身を除く): 240243764

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 31337, 62674, 125348, 250696, 407381, 501392, 814762, 1002784, 1629524, 2005568, 3259048, 4011136, 6518096, 8022272, 13036192, 16044544, 26072384, 52144768, 104289536, 208579072]

約数ペア:

[(1, 208579072), (2, 104289536), (4, 52144768), (8, 26072384), (13, 16044544), (16, 13036192), (26, 8022272), (32, 6518096), (52, 4011136), (64, 3259048), (104, 2005568), (128, 1629524), (208, 1002784), (256, 814762), (416, 501392), (512, 407381), (832, 250696), (1664, 125348), (3328, 62674), (6656, 31337)]