18417707

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12589}}^1$

素因数の和:12626

約数の個数: 16

約数和(自身を含む): 24172800

約数和(自身を除く): 5755093

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 12589, 88123, 138479, 239191, 969353, 1674337, 2631101, 18417707]

約数ペア:

[(1, 18417707), (7, 2631101), (11, 1674337), (19, 969353), (77, 239191), (133, 138479), (209, 88123), (1463, 12589)]