19015911

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{2437}}^1$

素因数の和:2480

約数の個数: 24

約数和(自身を含む): 29938640

約数和(自身を除く): 10922729

約数列:

[1, 3, 9, 17, 27, 51, 153, 289, 459, 867, 2437, 2601, 7311, 7803, 21933, 41429, 65799, 124287, 372861, 704293, 1118583, 2112879, 6338637, 19015911]

約数ペア:

[(1, 19015911), (3, 6338637), (9, 2112879), (17, 1118583), (27, 704293), (51, 372861), (153, 124287), (289, 65799), (459, 41429), (867, 21933), (2437, 7803), (2601, 7311)]