57721744

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{27539}}^1$

素因数の和:27678

約数の個数: 20

約数和(自身を含む): 112693680

約数和(自身を除く): 54971936

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 27539, 55078, 110156, 220312, 440624, 3607609, 7215218, 14430436, 28860872, 57721744]

約数ペア:

[(1, 57721744), (2, 28860872), (4, 14430436), (8, 7215218), (16, 3607609), (131, 440624), (262, 220312), (524, 110156), (1048, 55078), (2096, 27539)]