16709540

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4241}}^1$

素因数の和:4447

約数の個数: 24

約数和(自身を含む): 35276472

約数和(自身を除く): 18566932

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 4241, 8482, 16964, 21205, 42410, 84820, 835477, 1670954, 3341908, 4177385, 8354770, 16709540]

約数ペア:

[(1, 16709540), (2, 8354770), (4, 4177385), (5, 3341908), (10, 1670954), (20, 835477), (197, 84820), (394, 42410), (788, 21205), (985, 16964), (1970, 8482), (3940, 4241)]