20123185

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6833}}^1$

素因数の和:6888

約数の個数: 16

約数和(自身を含む): 26242560

約数和(自身を除く): 6119375

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 6833, 34165, 129827, 211823, 649135, 1059115, 4024637, 20123185]

約数ペア:

[(1, 20123185), (5, 4024637), (19, 1059115), (31, 649135), (95, 211823), (155, 129827), (589, 34165), (2945, 6833)]