2090840161

素因数分解:

${\mathrm{19}}^2\times {\mathrm{1709}}^1\times {\mathrm{3389}}^1$

素因数の和:5136

約数の個数: 12

約数和(自身を含む): 2208618900

約数和(自身を除く): 117778739

約数列:

[1, 19, 361, 1709, 3389, 32471, 64391, 616949, 1223429, 5791801, 110044219, 2090840161]

約数ペア:

[(1, 2090840161), (19, 110044219), (361, 5791801), (1709, 1223429), (3389, 616949), (32471, 64391)]