20512686873

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{42469331}}^1$

素因数の和:42469364

約数の個数: 16

約数和(自身を含む): 32616446976

約数和(自身を除く): 12103760103

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 42469331, 127407993, 297285317, 891855951, 976794613, 2930383839, 6837562291, 20512686873]

約数ペア:

[(1, 20512686873), (3, 6837562291), (7, 2930383839), (21, 976794613), (23, 891855951), (69, 297285317), (161, 127407993), (483, 42469331)]