19162180

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3643}}^1$

素因数の和:3915

約数の個数: 24

約数和(自身を含む): 40404672

約数和(自身を除く): 21242492

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 3643, 5260, 7286, 14572, 18215, 36430, 72860, 958109, 1916218, 3832436, 4790545, 9581090, 19162180]

約数ペア:

[(1, 19162180), (2, 9581090), (4, 4790545), (5, 3832436), (10, 1916218), (20, 958109), (263, 72860), (526, 36430), (1052, 18215), (1315, 14572), (2630, 7286), (3643, 5260)]