20171585154

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{997}}^1\times {\mathrm{481721}}^1$

素因数の和:482730

約数の個数: 32

約数和(自身を含む): 46152821376

約数和(自身を除く): 25981236222

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 997, 1994, 2991, 5982, 6979, 13958, 20937, 41874, 481721, 963442, 1445163, 2890326, 3372047, 6744094, 10116141, 20232282, 480275837, 960551674, 1440827511, 2881655022, 3361930859, 6723861718, 10085792577, 20171585154]

約数ペア:

[(1, 20171585154), (2, 10085792577), (3, 6723861718), (6, 3361930859), (7, 2881655022), (14, 1440827511), (21, 960551674), (42, 480275837), (997, 20232282), (1994, 10116141), (2991, 6744094), (5982, 3372047), (6979, 2890326), (13958, 1445163), (20937, 963442), (41874, 481721)]