20258085

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71081}}^1$

素因数の和:71108

約数の個数: 16

約数和(自身を含む): 34119360

約数和(自身を除く): 13861275

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 71081, 213243, 355405, 1066215, 1350539, 4051617, 6752695, 20258085]

約数ペア:

[(1, 20258085), (3, 6752695), (5, 4051617), (15, 1350539), (19, 1066215), (57, 355405), (95, 213243), (285, 71081)]