Let $R$ be a partial order relation on $Z^{+}.$ For any positive integers a and $b,(a,b)inK$ if $a|b|.$ Are the following statements true or false?

$R$ is a total order

$5$ and $11$ are comparable by $R$

$2$ and $10$ are comparable by $R$

$3$ and $19$ are comparable by $R$

$7$ and $28$ are comparable by $R$

$4$ and $20$ are comparable by $R$