18411019

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{643}}^1$

素因数の和:810

約数の個数: 16

約数和(自身を含む): 21329280

約数和(自身を除く): 2918261

約数列:

[1, 11, 19, 137, 209, 643, 1507, 2603, 7073, 12217, 28633, 88091, 134387, 969001, 1673729, 18411019]

約数ペア:

[(1, 18411019), (11, 1673729), (19, 969001), (137, 134387), (209, 88091), (643, 28633), (1507, 12217), (2603, 7073)]