30661516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{919}}^1$

素因数の和:1381

約数の個数: 24

約数和(自身を含む): 56672000

約数和(自身を除く): 26010484

約数列:

[1, 2, 4, 19, 38, 76, 439, 878, 919, 1756, 1838, 3676, 8341, 16682, 17461, 33364, 34922, 69844, 403441, 806882, 1613764, 7665379, 15330758, 30661516]

約数ペア:

[(1, 30661516), (2, 15330758), (4, 7665379), (19, 1613764), (38, 806882), (76, 403441), (439, 69844), (878, 34922), (919, 33364), (1756, 17461), (1838, 16682), (3676, 8341)]