20171851857

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{131842169}}^1$

素因数の和:131842192

約数の個数: 12

約数和(自身を含む): 30851067780

約数和(自身を除く): 10679215923

約数列:

[1, 3, 9, 17, 51, 153, 131842169, 395526507, 1186579521, 2241316873, 6723950619, 20171851857]

約数ペア:

[(1, 20171851857), (3, 6723950619), (9, 2241316873), (17, 1186579521), (51, 395526507), (153, 131842169)]