20579770

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{55621}}^1$

素因数の和:55665

約数の個数: 16

約数和(自身を含む): 38045448

約数和(自身を除く): 17465678

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 55621, 111242, 278105, 556210, 2057977, 4115954, 10289885, 20579770]

約数ペア:

[(1, 20579770), (2, 10289885), (5, 4115954), (10, 2057977), (37, 556210), (74, 278105), (185, 111242), (370, 55621)]