20656384

素因数分解:

$2^8\times 7^1\times {\mathrm{11527}}^1$

素因数の和:11550

約数の個数: 36

約数和(自身を含む): 47126464

約数和(自身を除く): 26470080

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 11527, 23054, 46108, 80689, 92216, 161378, 184432, 322756, 368864, 645512, 737728, 1291024, 1475456, 2582048, 2950912, 5164096, 10328192, 20656384]

約数ペア:

[(1, 20656384), (2, 10328192), (4, 5164096), (7, 2950912), (8, 2582048), (14, 1475456), (16, 1291024), (28, 737728), (32, 645512), (56, 368864), (64, 322756), (112, 184432), (128, 161378), (224, 92216), (256, 80689), (448, 46108), (896, 23054), (1792, 11527)]