20163861920

素因数分解:

$2^5\times 5^1\times {\mathrm{126024137}}^1$

素因数の和:126024152

約数の個数: 24

約数和(自身を含む): 47637124164

約数和(自身を除く): 27473262244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 126024137, 252048274, 504096548, 630120685, 1008193096, 1260241370, 2016386192, 2520482740, 4032772384, 5040965480, 10081930960, 20163861920]

約数ペア:

[(1, 20163861920), (2, 10081930960), (4, 5040965480), (5, 4032772384), (8, 2520482740), (10, 2016386192), (16, 1260241370), (20, 1008193096), (32, 630120685), (40, 504096548), (80, 252048274), (160, 126024137)]