18128033

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12391}}^1$

素因数の和:12428

約数の個数: 16

約数和(自身を含む): 23792640

約数和(自身を除く): 5664607

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 12391, 86737, 136301, 235429, 954107, 1648003, 2589719, 18128033]

約数ペア:

[(1, 18128033), (7, 2589719), (11, 1648003), (19, 954107), (77, 235429), (133, 136301), (209, 86737), (1463, 12391)]