20157306049

素因数分解:

${\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1\times {\mathrm{14243}}^1$

素因数の和:14988

約数の個数: 16

約数和(自身を含む): 21134905344

約数和(自身を除く): 977599295

約数列:

[1, 31, 71, 643, 2201, 14243, 19933, 45653, 441533, 1011253, 1415243, 9158249, 31348843, 283905719, 650235679, 20157306049]

約数ペア:

[(1, 20157306049), (31, 650235679), (71, 283905719), (643, 31348843), (2201, 9158249), (14243, 1415243), (19933, 1011253), (45653, 441533)]