128260976

素因数分解:

$2^4\times {\mathrm{503}}^1\times {\mathrm{15937}}^1$

素因数の和:16448

約数の個数: 20

約数和(自身を含む): 249015312

約数和(自身を除く): 120754336

約数列:

[1, 2, 4, 8, 16, 503, 1006, 2012, 4024, 8048, 15937, 31874, 63748, 127496, 254992, 8016311, 16032622, 32065244, 64130488, 128260976]

約数ペア:

[(1, 128260976), (2, 64130488), (4, 32065244), (8, 16032622), (16, 8016311), (503, 254992), (1006, 127496), (2012, 63748), (4024, 31874), (8048, 15937)]