19860479426

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{443}}^1\times {\mathrm{307067}}^1$

素因数の和:307585

約数の個数: 16

約数和(自身を含む): 30267078624

約数和(自身を除く): 10406599198

約数列:

[1, 2, 73, 146, 443, 886, 32339, 64678, 307067, 614134, 22415891, 44831782, 136030681, 272061362, 9930239713, 19860479426]

約数ペア:

[(1, 19860479426), (2, 9930239713), (73, 272061362), (146, 136030681), (443, 44831782), (886, 22415891), (32339, 614134), (64678, 307067)]