20055045530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2172811}}^1$

素因数の和:2172902

約数の個数: 32

約数和(自身を含む): 39423500928

約数和(自身を除く): 19368455398

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4615, 9230, 2172811, 4345622, 10864055, 21728110, 28246543, 56493086, 141232715, 154269581, 282465430, 308539162, 771347905, 1542695810, 2005504553, 4011009106, 10027522765, 20055045530]

約数ペア:

[(1, 20055045530), (2, 10027522765), (5, 4011009106), (10, 2005504553), (13, 1542695810), (26, 771347905), (65, 308539162), (71, 282465430), (130, 154269581), (142, 141232715), (355, 56493086), (710, 28246543), (923, 21728110), (1846, 10864055), (4615, 4345622), (9230, 2172811)]