16954180

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1931}}^1$

素因数の和:2379

約数の個数: 24

約数和(自身を含む): 35703360

約数和(自身を除く): 18749180

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 1931, 2195, 3862, 4390, 7724, 8780, 9655, 19310, 38620, 847709, 1695418, 3390836, 4238545, 8477090, 16954180]

約数ペア:

[(1, 16954180), (2, 8477090), (4, 4238545), (5, 3390836), (10, 1695418), (20, 847709), (439, 38620), (878, 19310), (1756, 9655), (1931, 8780), (2195, 7724), (3862, 4390)]