20337284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{3061}}^1$

素因数の和:3227

約数の個数: 24

約数和(自身を含む): 39095616

約数和(自身を除く): 18758332

約数列:

[1, 2, 4, 11, 22, 44, 151, 302, 604, 1661, 3061, 3322, 6122, 6644, 12244, 33671, 67342, 134684, 462211, 924422, 1848844, 5084321, 10168642, 20337284]

約数ペア:

[(1, 20337284), (2, 10168642), (4, 5084321), (11, 1848844), (22, 924422), (44, 462211), (151, 134684), (302, 67342), (604, 33671), (1661, 12244), (3061, 6644), (3322, 6122)]