20178954423

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{739}}^1\times {\mathrm{178469}}^1$

素因数の和:179231

約数の個数: 24

約数和(自身を含む): 30903865200

約数和(自身を除く): 10724910777

約数列:

[1, 3, 9, 17, 51, 153, 739, 2217, 6651, 12563, 37689, 113067, 178469, 535407, 1606221, 3033973, 9101919, 27305757, 131888591, 395665773, 1186997319, 2242106047, 6726318141, 20178954423]

約数ペア:

[(1, 20178954423), (3, 6726318141), (9, 2242106047), (17, 1186997319), (51, 395665773), (153, 131888591), (739, 27305757), (2217, 9101919), (6651, 3033973), (12563, 1606221), (37689, 535407), (113067, 178469)]