2019120887

素因数分解:

$7^1\times {\mathrm{173}}^1\times {\mathrm{307}}^1\times {\mathrm{5431}}^1$

素因数の和:5918

約数の個数: 16

約数和(自身を含む): 2328893952

約数和(自身を除く): 309773065

約数列:

[1, 7, 173, 307, 1211, 2149, 5431, 38017, 53111, 371777, 939563, 1667317, 6576941, 11671219, 288445841, 2019120887]

約数ペア:

[(1, 2019120887), (7, 288445841), (173, 11671219), (307, 6576941), (1211, 1667317), (2149, 939563), (5431, 371777), (38017, 53111)]