20121120248

素因数分解:

$2^3\times {\mathrm{443}}^1\times {\mathrm{5677517}}^1$

素因数の和:5677966

約数の個数: 16

約数和(自身を含む): 37812269880

約数和(自身を除く): 17691149632

約数列:

[1, 2, 4, 8, 443, 886, 1772, 3544, 5677517, 11355034, 22710068, 45420136, 2515140031, 5030280062, 10060560124, 20121120248]

約数ペア:

[(1, 20121120248), (2, 10060560124), (4, 5030280062), (8, 2515140031), (443, 45420136), (886, 22710068), (1772, 11355034), (3544, 5677517)]