20675853

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6737}}^1$

素因数の和:6785

約数の個数: 24

約数和(自身を含む): 33636096

約数和(自身を除く): 12960243

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 279, 341, 1023, 3069, 6737, 20211, 60633, 74107, 208847, 222321, 626541, 666963, 1879623, 2297317, 6891951, 20675853]

約数ペア:

[(1, 20675853), (3, 6891951), (9, 2297317), (11, 1879623), (31, 666963), (33, 626541), (93, 222321), (99, 208847), (279, 74107), (341, 60633), (1023, 20211), (3069, 6737)]