20830364

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{881}}^1$

素因数の和:1165

約数の個数: 24

約数和(自身を含む): 38229408

約数和(自身を除く): 17399044

約数列:

[1, 2, 4, 23, 46, 92, 257, 514, 881, 1028, 1762, 3524, 5911, 11822, 20263, 23644, 40526, 81052, 226417, 452834, 905668, 5207591, 10415182, 20830364]

約数ペア:

[(1, 20830364), (2, 10415182), (4, 5207591), (23, 905668), (46, 452834), (92, 226417), (257, 81052), (514, 40526), (881, 23644), (1028, 20263), (1762, 11822), (3524, 5911)]