19477288

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:777

約数の個数: 32

約数和(自身を含む): 37791360

約数和(自身を除く): 18314072

約数列:

[1, 2, 4, 8, 53, 71, 106, 142, 212, 284, 424, 568, 647, 1294, 2588, 3763, 5176, 7526, 15052, 30104, 34291, 45937, 68582, 91874, 137164, 183748, 274328, 367496, 2434661, 4869322, 9738644, 19477288]

約数ペア:

[(1, 19477288), (2, 9738644), (4, 4869322), (8, 2434661), (53, 367496), (71, 274328), (106, 183748), (142, 137164), (212, 91874), (284, 68582), (424, 45937), (568, 34291), (647, 30104), (1294, 15052), (2588, 7526), (3763, 5176)]