18572288

素因数分解:

$2^{10}\times 7^1\times {\mathrm{2591}}^1$

素因数の和:2618

約数の個数: 44

約数和(自身を含む): 42446592

約数和(自身を除く): 23874304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 2591, 3584, 5182, 7168, 10364, 18137, 20728, 36274, 41456, 72548, 82912, 145096, 165824, 290192, 331648, 580384, 663296, 1160768, 1326592, 2321536, 2653184, 4643072, 9286144, 18572288]

約数ペア:

[(1, 18572288), (2, 9286144), (4, 4643072), (7, 2653184), (8, 2321536), (14, 1326592), (16, 1160768), (28, 663296), (32, 580384), (56, 331648), (64, 290192), (112, 165824), (128, 145096), (224, 82912), (256, 72548), (448, 41456), (512, 36274), (896, 20728), (1024, 18137), (1792, 10364), (2591, 7168), (3584, 5182)]