19861048

素因数分解:

$2^3\times {\mathrm{271}}^1\times {\mathrm{9161}}^1$

素因数の和:9438

約数の個数: 16

約数和(自身を含む): 37380960

約数和(自身を除く): 17519912

約数列:

[1, 2, 4, 8, 271, 542, 1084, 2168, 9161, 18322, 36644, 73288, 2482631, 4965262, 9930524, 19861048]

約数ペア:

[(1, 19861048), (2, 9930524), (4, 4965262), (8, 2482631), (271, 73288), (542, 36644), (1084, 18322), (2168, 9161)]