16687016

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{353}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 33134400

約数和(自身を除く): 16447384

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 311, 353, 622, 706, 1244, 1412, 2488, 2824, 5909, 6707, 11818, 13414, 23636, 26828, 47272, 53656, 109783, 219566, 439132, 878264, 2085877, 4171754, 8343508, 16687016]

約数ペア:

[(1, 16687016), (2, 8343508), (4, 4171754), (8, 2085877), (19, 878264), (38, 439132), (76, 219566), (152, 109783), (311, 53656), (353, 47272), (622, 26828), (706, 23636), (1244, 13414), (1412, 11818), (2488, 6707), (2824, 5909)]