20161299

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{8627}}^1$

素因数の和:8690

約数の個数: 16

約数和(自身を含む): 28990080

約数和(自身を除く): 8828781

約数列:

[1, 3, 19, 41, 57, 123, 779, 2337, 8627, 25881, 163913, 353707, 491739, 1061121, 6720433, 20161299]

約数ペア:

[(1, 20161299), (3, 6720433), (19, 1061121), (41, 491739), (57, 353707), (123, 163913), (779, 25881), (2337, 8627)]