19074418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{1931}}^1$

素因数の和:2393

約数の個数: 16

約数和(自身を含む): 31298400

約数和(自身を除く): 12223982

約数列:

[1, 2, 11, 22, 449, 898, 1931, 3862, 4939, 9878, 21241, 42482, 867019, 1734038, 9537209, 19074418]

約数ペア:

[(1, 19074418), (2, 9537209), (11, 1734038), (22, 867019), (449, 42482), (898, 21241), (1931, 9878), (3862, 4939)]