18378019

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^2\times {\mathrm{449}}^1$

素因数の和:582

約数の個数: 12

約数和(自身を含む): 20428200

約数和(自身を除く): 2050181

約数列:

[1, 11, 61, 449, 671, 3721, 4939, 27389, 40931, 301279, 1670729, 18378019]

約数ペア:

[(1, 18378019), (11, 1670729), (61, 301279), (449, 40931), (671, 27389), (3721, 4939)]