19808340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{330139}}^1$

素因数の和:330151

約数の個数: 24

約数和(自身を含む): 55463520

約数和(自身を除く): 35655180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 330139, 660278, 990417, 1320556, 1650695, 1980834, 3301390, 3961668, 4952085, 6602780, 9904170, 19808340]

約数ペア:

[(1, 19808340), (2, 9904170), (3, 6602780), (4, 4952085), (5, 3961668), (6, 3301390), (10, 1980834), (12, 1650695), (15, 1320556), (20, 990417), (30, 660278), (60, 330139)]