19080003

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{419}}^1$

素因数の和:818

約数の個数: 16

約数和(自身を含む): 26167680

約数和(自身を除く): 7087677

約数列:

[1, 3, 43, 129, 353, 419, 1059, 1257, 15179, 18017, 45537, 54051, 147907, 443721, 6360001, 19080003]

約数ペア:

[(1, 19080003), (3, 6360001), (43, 443721), (129, 147907), (353, 54051), (419, 45537), (1059, 18017), (1257, 15179)]