17938987

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{1697}}^1$

素因数の和:1770

約数の個数: 12

約数和(自身を含む): 20233368

約数和(自身を除く): 2294381

約数列:

[1, 11, 31, 341, 961, 1697, 10571, 18667, 52607, 578677, 1630817, 17938987]

約数ペア:

[(1, 17938987), (11, 1630817), (31, 578677), (341, 52607), (961, 18667), (1697, 10571)]