20238279

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{3929}}^1$

素因数の和:4050

約数の個数: 16

約数和(自身を含む): 28861920

約数和(自身を除く): 8623641

約数列:

[1, 3, 17, 51, 101, 303, 1717, 3929, 5151, 11787, 66793, 200379, 396829, 1190487, 6746093, 20238279]

約数ペア:

[(1, 20238279), (3, 6746093), (17, 1190487), (51, 396829), (101, 200379), (303, 66793), (1717, 11787), (3929, 5151)]