16930180

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4297}}^1$

素因数の和:4503

約数の個数: 24

約数和(自身を含む): 35742168

約数和(自身を除く): 18811988

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 4297, 8594, 17188, 21485, 42970, 85940, 846509, 1693018, 3386036, 4232545, 8465090, 16930180]

約数ペア:

[(1, 16930180), (2, 8465090), (4, 4232545), (5, 3386036), (10, 1693018), (20, 846509), (197, 85940), (394, 42970), (788, 21485), (985, 17188), (1970, 8594), (3940, 4297)]