1566985616

素因数分解:

$2^4\times 7^1\times {\mathrm{13990943}}^1$

素因数の和:13990958

約数の個数: 20

約数和(自身を含む): 3469754112

約数和(自身を除く): 1902768496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 13990943, 27981886, 55963772, 97936601, 111927544, 195873202, 223855088, 391746404, 783492808, 1566985616]

約数ペア:

[(1, 1566985616), (2, 783492808), (4, 391746404), (7, 223855088), (8, 195873202), (14, 111927544), (16, 97936601), (28, 55963772), (56, 27981886), (112, 13990943)]