19329968

素因数分解:

$2^4\times 7^1\times {\mathrm{172589}}^1$

素因数の和:172604

約数の個数: 20

約数和(自身を含む): 42802320

約数和(自身を除く): 23472352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 172589, 345178, 690356, 1208123, 1380712, 2416246, 2761424, 4832492, 9664984, 19329968]

約数ペア:

[(1, 19329968), (2, 9664984), (4, 4832492), (7, 2761424), (8, 2416246), (14, 1380712), (16, 1208123), (28, 690356), (56, 345178), (112, 172589)]