18732892

素因数分解:

$2^2\times {\mathrm{223}}^1\times {\mathrm{21001}}^1$

素因数の和:21228

約数の個数: 12

約数和(自身を含む): 32931136

約数和(自身を除く): 14198244

約数列:

[1, 2, 4, 223, 446, 892, 21001, 42002, 84004, 4683223, 9366446, 18732892]

約数ペア:

[(1, 18732892), (2, 9366446), (4, 4683223), (223, 84004), (446, 42002), (892, 21001)]