20551436094

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{489319907}}^1$

素因数の和:489319919

約数の個数: 16

約数和(自身を含む): 46974711168

約数和(自身を除く): 26423275074

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 489319907, 978639814, 1467959721, 2935919442, 3425239349, 6850478698, 10275718047, 20551436094]

約数ペア:

[(1, 20551436094), (2, 10275718047), (3, 6850478698), (6, 3425239349), (7, 2935919442), (14, 1467959721), (21, 978639814), (42, 489319907)]