18786422008

素因数分解:

$2^3\times {\mathrm{439}}^1\times {\mathrm{5349209}}^1$

素因数の和:5349654

約数の個数: 16

約数和(自身を含む): 35304786000

約数和(自身を除く): 16518363992

約数列:

[1, 2, 4, 8, 439, 878, 1756, 3512, 5349209, 10698418, 21396836, 42793672, 2348302751, 4696605502, 9393211004, 18786422008]

約数ペア:

[(1, 18786422008), (2, 9393211004), (4, 4696605502), (8, 2348302751), (439, 42793672), (878, 21396836), (1756, 10698418), (3512, 5349209)]