20928872

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{24001}}^1$

素因数の和:24116

約数の個数: 16

約数和(自身を含む): 39603300

約数和(自身を除く): 18674428

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 24001, 48002, 96004, 192008, 2616109, 5232218, 10464436, 20928872]

約数ペア:

[(1, 20928872), (2, 10464436), (4, 5232218), (8, 2616109), (109, 192008), (218, 96004), (436, 48002), (872, 24001)]