20619181

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1553}}^1$

素因数の和:1652

約数の個数: 16

約数和(自身を含む): 24167808

約数和(自身を除く): 3548627

約数列:

[1, 11, 17, 71, 187, 781, 1207, 1553, 13277, 17083, 26401, 110263, 290411, 1212893, 1874471, 20619181]

約数ペア:

[(1, 20619181), (11, 1874471), (17, 1212893), (71, 290411), (187, 110263), (781, 26401), (1207, 17083), (1553, 13277)]