18288956

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{4057}}^1$

素因数の和:4098

約数の個数: 36

約数和(自身を含む): 38859408

約数和(自身を除く): 20570452

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 2254, 4057, 4508, 8114, 16228, 28399, 56798, 93311, 113596, 186622, 198793, 373244, 397586, 653177, 795172, 1306354, 2612708, 4572239, 9144478, 18288956]

約数ペア:

[(1, 18288956), (2, 9144478), (4, 4572239), (7, 2612708), (14, 1306354), (23, 795172), (28, 653177), (46, 397586), (49, 373244), (92, 198793), (98, 186622), (161, 113596), (196, 93311), (322, 56798), (644, 28399), (1127, 16228), (2254, 8114), (4057, 4508)]