19144192

素因数分解:

$2^9\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:426

約数の個数: 40

約数和(自身を含む): 38669400

約数和(自身を除く): 19525208

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 256, 269, 278, 512, 538, 556, 1076, 1112, 2152, 2224, 4304, 4448, 8608, 8896, 17216, 17792, 34432, 35584, 37391, 68864, 71168, 74782, 137728, 149564, 299128, 598256, 1196512, 2393024, 4786048, 9572096, 19144192]

約数ペア:

[(1, 19144192), (2, 9572096), (4, 4786048), (8, 2393024), (16, 1196512), (32, 598256), (64, 299128), (128, 149564), (139, 137728), (256, 74782), (269, 71168), (278, 68864), (512, 37391), (538, 35584), (556, 34432), (1076, 17792), (1112, 17216), (2152, 8896), (2224, 8608), (4304, 4448)]