133721008

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{203843}}^1$

素因数の和:203892

約数の個数: 20

約数和(自身を含む): 265404888

約数和(自身を除く): 131683880

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 203843, 407686, 815372, 1630744, 3261488, 8357563, 16715126, 33430252, 66860504, 133721008]

約数ペア:

[(1, 133721008), (2, 66860504), (4, 33430252), (8, 16715126), (16, 8357563), (41, 3261488), (82, 1630744), (164, 815372), (328, 407686), (656, 203843)]