20120940018

素因数分解:

$2^1\times 3^2\times {\mathrm{1117830001}}^1$

素因数の和:1117830009

約数の個数: 12

約数和(自身を含む): 43595370078

約数和(自身を除く): 23474430060

約数列:

[1, 2, 3, 6, 9, 18, 1117830001, 2235660002, 3353490003, 6706980006, 10060470009, 20120940018]

約数ペア:

[(1, 20120940018), (2, 10060470009), (3, 6706980006), (6, 3353490003), (9, 2235660002), (18, 1117830001)]