1990801216

素因数分解:

$2^6\times {\mathrm{277}}^1\times {\mathrm{112297}}^1$

素因数の和:112586

約数の個数: 28

約数和(自身を含む): 3964793188

約数和(自身を除く): 1973991972

約数列:

[1, 2, 4, 8, 16, 32, 64, 277, 554, 1108, 2216, 4432, 8864, 17728, 112297, 224594, 449188, 898376, 1796752, 3593504, 7187008, 31106269, 62212538, 124425076, 248850152, 497700304, 995400608, 1990801216]

約数ペア:

[(1, 1990801216), (2, 995400608), (4, 497700304), (8, 248850152), (16, 124425076), (32, 62212538), (64, 31106269), (277, 7187008), (554, 3593504), (1108, 1796752), (2216, 898376), (4432, 449188), (8864, 224594), (17728, 112297)]