20121706

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{2591}}^1$

素因数の和:2957

約数の個数: 16

約数和(自身を含む): 33032448

約数和(自身を除く): 12910742

約数列:

[1, 2, 11, 22, 353, 706, 2591, 3883, 5182, 7766, 28501, 57002, 914623, 1829246, 10060853, 20121706]

約数ペア:

[(1, 20121706), (2, 10060853), (11, 1829246), (22, 914623), (353, 57002), (706, 28501), (2591, 7766), (3883, 5182)]