2019905654

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1\times {\mathrm{2971}}^1$

素因数の和:3396

約数の個数: 32

約数和(自身を含む): 3315325440

約数和(自身を除く): 1295419786

約数列:

[1, 2, 13, 26, 79, 158, 331, 662, 1027, 2054, 2971, 4303, 5942, 8606, 26149, 38623, 52298, 77246, 234709, 339937, 469418, 679874, 983401, 1966802, 3051217, 6102434, 12784213, 25568426, 77688679, 155377358, 1009952827, 2019905654]

約数ペア:

[(1, 2019905654), (2, 1009952827), (13, 155377358), (26, 77688679), (79, 25568426), (158, 12784213), (331, 6102434), (662, 3051217), (1027, 1966802), (2054, 983401), (2971, 679874), (4303, 469418), (5942, 339937), (8606, 234709), (26149, 77246), (38623, 52298)]