20763904

素因数分解:

$2^8\times 7^1\times {\mathrm{11587}}^1$

素因数の和:11610

約数の個数: 36

約数和(自身を含む): 47371744

約数和(自身を除く): 26607840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 11587, 23174, 46348, 81109, 92696, 162218, 185392, 324436, 370784, 648872, 741568, 1297744, 1483136, 2595488, 2966272, 5190976, 10381952, 20763904]

約数ペア:

[(1, 20763904), (2, 10381952), (4, 5190976), (7, 2966272), (8, 2595488), (14, 1483136), (16, 1297744), (28, 741568), (32, 648872), (56, 370784), (64, 324436), (112, 185392), (128, 162218), (224, 92696), (256, 81109), (448, 46348), (896, 23174), (1792, 11587)]