1640989724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37295221}}^1$

素因数の和:37295236

約数の個数: 12

約数和(自身を含む): 3132798648

約数和(自身を除く): 1491808924

約数列:

[1, 2, 4, 11, 22, 44, 37295221, 74590442, 149180884, 410247431, 820494862, 1640989724]

約数ペア:

[(1, 1640989724), (2, 820494862), (4, 410247431), (11, 149180884), (22, 74590442), (44, 37295221)]