20320384

素因数分解:

$2^7\times 7^1\times {\mathrm{22679}}^1$

素因数の和:22700

約数の個数: 32

約数和(自身を含む): 46267200

約数和(自身を除く): 25946816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 22679, 45358, 90716, 158753, 181432, 317506, 362864, 635012, 725728, 1270024, 1451456, 2540048, 2902912, 5080096, 10160192, 20320384]

約数ペア:

[(1, 20320384), (2, 10160192), (4, 5080096), (7, 2902912), (8, 2540048), (14, 1451456), (16, 1270024), (28, 725728), (32, 635012), (56, 362864), (64, 317506), (112, 181432), (128, 158753), (224, 90716), (448, 45358), (896, 22679)]