19672543

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:283

約数の個数: 24

約数和(自身を含む): 23408000

約数和(自身を除く): 3735457

約数列:

[1, 11, 19, 43, 121, 199, 209, 473, 817, 2189, 2299, 3781, 5203, 8557, 8987, 24079, 41591, 94127, 98857, 162583, 457501, 1035397, 1788413, 19672543]

約数ペア:

[(1, 19672543), (11, 1788413), (19, 1035397), (43, 457501), (121, 162583), (199, 98857), (209, 94127), (473, 41591), (817, 24079), (2189, 8987), (2299, 8557), (3781, 5203)]