20121016994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1579}}^1\times {\mathrm{490111}}^1$

素因数の和:491705

約数の個数: 16

約数和(自身を含む): 32523832320

約数和(自身を除く): 12402815326

約数列:

[1, 2, 13, 26, 1579, 3158, 20527, 41054, 490111, 980222, 6371443, 12742886, 773885269, 1547770538, 10060508497, 20121016994]

約数ペア:

[(1, 20121016994), (2, 10060508497), (13, 1547770538), (26, 773885269), (1579, 12742886), (3158, 6371443), (20527, 980222), (41054, 490111)]