18664451

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:422

約数の個数: 16

約数和(自身を含む): 20793696

約数和(自身を除く): 2129245

約数列:

[1, 13, 43, 173, 193, 559, 2249, 2509, 7439, 8299, 33389, 96707, 107887, 434057, 1435727, 18664451]

約数ペア:

[(1, 18664451), (13, 1435727), (43, 434057), (173, 107887), (193, 96707), (559, 33389), (2249, 8299), (2509, 7439)]