19808970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{660299}}^1$

素因数の和:660309

約数の個数: 16

約数和(自身を含む): 47541600

約数和(自身を除く): 27732630

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 660299, 1320598, 1980897, 3301495, 3961794, 6602990, 9904485, 19808970]

約数ペア:

[(1, 19808970), (2, 9904485), (3, 6602990), (5, 3961794), (6, 3301495), (10, 1980897), (15, 1320598), (30, 660299)]