20538553684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{6574441}}^1$

素因数の和:6574527

約数の個数: 24

約数和(自身を含む): 39762225216

約数和(自身を除く): 19223671532

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 6574441, 13148882, 26297764, 72318851, 144637702, 289275404, 466785311, 933570622, 1867141244, 5134638421, 10269276842, 20538553684]

約数ペア:

[(1, 20538553684), (2, 10269276842), (4, 5134638421), (11, 1867141244), (22, 933570622), (44, 466785311), (71, 289275404), (142, 144637702), (284, 72318851), (781, 26297764), (1562, 13148882), (3124, 6574441)]