68775824

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{330653}}^1$

素因数の和:330674

約数の個数: 20

約数和(自身を含む): 143503836

約数和(自身を除く): 74728012

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 330653, 661306, 1322612, 2645224, 4298489, 5290448, 8596978, 17193956, 34387912, 68775824]

約数ペア:

[(1, 68775824), (2, 34387912), (4, 17193956), (8, 8596978), (13, 5290448), (16, 4298489), (26, 2645224), (52, 1322612), (104, 661306), (208, 330653)]