213732020

素因数分解:

$2^2\times 5^1\times {\mathrm{10686601}}^1$

素因数の和:10686610

約数の個数: 12

約数和(自身を含む): 448837284

約数和(自身を除く): 235105264

約数列:

[1, 2, 4, 5, 10, 20, 10686601, 21373202, 42746404, 53433005, 106866010, 213732020]

約数ペア:

[(1, 213732020), (2, 106866010), (4, 53433005), (5, 42746404), (10, 21373202), (20, 10686601)]