19718892

素因数分解:

$2^2\times 3^2\times {\mathrm{547747}}^1$

素因数の和:547757

約数の個数: 18

約数和(自身を含む): 49845068

約数和(自身を除く): 30126176

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 547747, 1095494, 1643241, 2190988, 3286482, 4929723, 6572964, 9859446, 19718892]

約数ペア:

[(1, 19718892), (2, 9859446), (3, 6572964), (4, 4929723), (6, 3286482), (9, 2190988), (12, 1643241), (18, 1095494), (36, 547747)]