Ping'an Road Primary School organized a square colored flag team, with a total of 20 people in the outermost layer. How many people are there in this colorful flag team?
平安路小学组织了一个正方形彩旗队伍，最外层一共有20人，这个彩旗队伍一共有多少人？
<gadget id="calculator">20 + 4</gadget>
<output>24</output>

<gadget id="calculator">24 / 4</gadget>
<output>6</output>

<gadget id="calculator">6 * 6</gadget>
<output>36</output>

<result>36</result>