19665723

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{85133}}^1$

素因数の和:85154

約数の個数: 16

約数和(自身を含む): 32691456

約数和(自身を除く): 13025733

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 85133, 255399, 595931, 936463, 1787793, 2809389, 6555241, 19665723]

約数ペア:

[(1, 19665723), (3, 6555241), (7, 2809389), (11, 1787793), (21, 936463), (33, 595931), (77, 255399), (231, 85133)]