20047076

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{4447}}^1$

素因数の和:4488

約数の個数: 36

約数和(自身を含む): 42594048

約数和(自身を除く): 22546972

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 2254, 4447, 4508, 8894, 17788, 31129, 62258, 102281, 124516, 204562, 217903, 409124, 435806, 715967, 871612, 1431934, 2863868, 5011769, 10023538, 20047076]

約数ペア:

[(1, 20047076), (2, 10023538), (4, 5011769), (7, 2863868), (14, 1431934), (23, 871612), (28, 715967), (46, 435806), (49, 409124), (92, 217903), (98, 204562), (161, 124516), (196, 102281), (322, 62258), (644, 31129), (1127, 17788), (2254, 8894), (4447, 4508)]