15920128

素因数分解:

$2^{10}\times 7^1\times {\mathrm{2221}}^1$

素因数の和:2248

約数の個数: 44

約数和(自身を含む): 36387472

約数和(自身を除く): 20467344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 2221, 3584, 4442, 7168, 8884, 15547, 17768, 31094, 35536, 62188, 71072, 124376, 142144, 248752, 284288, 497504, 568576, 995008, 1137152, 1990016, 2274304, 3980032, 7960064, 15920128]

約数ペア:

[(1, 15920128), (2, 7960064), (4, 3980032), (7, 2274304), (8, 1990016), (14, 1137152), (16, 995008), (28, 568576), (32, 497504), (56, 284288), (64, 248752), (112, 142144), (128, 124376), (224, 71072), (256, 62188), (448, 35536), (512, 31094), (896, 17768), (1024, 15547), (1792, 8884), (2221, 7168), (3584, 4442)]