20121806204

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{49806451}}^1$

素因数の和:49806556

約数の個数: 12

約数和(自身を含む): 35561806728

約数和(自身を除く): 15440000524

約数列:

[1, 2, 4, 101, 202, 404, 49806451, 99612902, 199225804, 5030451551, 10060903102, 20121806204]

約数ペア:

[(1, 20121806204), (2, 10060903102), (4, 5030451551), (101, 199225804), (202, 99612902), (404, 49806451)]