20547608

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{28859}}^1$

素因数の和:28954

約数の個数: 16

約数和(自身を含む): 38961000

約数和(自身を除く): 18413392

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 28859, 57718, 115436, 230872, 2568451, 5136902, 10273804, 20547608]

約数ペア:

[(1, 20547608), (2, 10273804), (4, 5136902), (8, 2568451), (89, 230872), (178, 115436), (356, 57718), (712, 28859)]