2011305844

素因数分解:

$2^2\times {\mathrm{1999}}^1\times {\mathrm{251539}}^1$

素因数の和:253542

約数の個数: 12

約数和(自身を含む): 3521560000

約数和(自身を除く): 1510254156

約数列:

[1, 2, 4, 1999, 3998, 7996, 251539, 503078, 1006156, 502826461, 1005652922, 2011305844]

約数ペア:

[(1, 2011305844), (2, 1005652922), (4, 502826461), (1999, 1006156), (3998, 503078), (7996, 251539)]