20662499

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1103}}^1$

素因数の和:1258

約数の個数: 16

約数和(自身を含む): 24482304

約数和(自身を除く): 3819805

約数列:

[1, 11, 13, 131, 143, 1103, 1441, 1703, 12133, 14339, 18733, 144493, 157729, 1589423, 1878409, 20662499]

約数ペア:

[(1, 20662499), (11, 1878409), (13, 1589423), (131, 157729), (143, 144493), (1103, 18733), (1441, 14339), (1703, 12133)]