1990016

素因数分解:

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

素因数の和:2242

約数の個数: 32

約数和(自身を含む): 4532880

約数和(自身を除く): 2542864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 2221, 4442, 8884, 15547, 17768, 31094, 35536, 62188, 71072, 124376, 142144, 248752, 284288, 497504, 995008, 1990016]

約数ペア:

[(1, 1990016), (2, 995008), (4, 497504), (7, 284288), (8, 248752), (14, 142144), (16, 124376), (28, 71072), (32, 62188), (56, 35536), (64, 31094), (112, 17768), (128, 15547), (224, 8884), (448, 4442), (896, 2221)]