18778859

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{4729}}^1$

素因数の和:4778

約数の個数: 12

約数和(自身を含む): 21625560

約数和(自身を除く): 2846701

約数列:

[1, 11, 19, 209, 361, 3971, 4729, 52019, 89851, 988361, 1707169, 18778859]

約数ペア:

[(1, 18778859), (11, 1707169), (19, 988361), (209, 89851), (361, 52019), (3971, 4729)]