20407744

素因数分解:

$2^6\times 7^1\times {\mathrm{45553}}^1$

素因数の和:45572

約数の個数: 28

約数和(自身を含む): 46282864

約数和(自身を除く): 25875120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 45553, 91106, 182212, 318871, 364424, 637742, 728848, 1275484, 1457696, 2550968, 2915392, 5101936, 10203872, 20407744]

約数ペア:

[(1, 20407744), (2, 10203872), (4, 5101936), (7, 2915392), (8, 2550968), (14, 1457696), (16, 1275484), (28, 728848), (32, 637742), (56, 364424), (64, 318871), (112, 182212), (224, 91106), (448, 45553)]