19620381

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{1301}}^1$

素因数の和:1772

約数の個数: 16

約数和(自身を含む): 28623168

約数和(自身を除く): 9002787

約数列:

[1, 3, 11, 33, 457, 1301, 1371, 3903, 5027, 14311, 15081, 42933, 594557, 1783671, 6540127, 19620381]

約数ペア:

[(1, 19620381), (3, 6540127), (11, 1783671), (33, 594557), (457, 42933), (1301, 15081), (1371, 14311), (3903, 5027)]