1640961918

素因数分解:

$2^1\times 3^2\times {\mathrm{91164551}}^1$

素因数の和:91164559

約数の個数: 12

約数和(自身を含む): 3555417528

約数和(自身を除く): 1914455610

約数列:

[1, 2, 3, 6, 9, 18, 91164551, 182329102, 273493653, 546987306, 820480959, 1640961918]

約数ペア:

[(1, 1640961918), (2, 820480959), (3, 546987306), (6, 273493653), (9, 182329102), (18, 91164551)]