20561124

素因数分解:

$2^2\times 3^1\times {\mathrm{821}}^1\times {\mathrm{2087}}^1$

素因数の和:2915

約数の個数: 24

約数和(自身を含む): 48057408

約数和(自身を除く): 27496284

約数列:

[1, 2, 3, 4, 6, 12, 821, 1642, 2087, 2463, 3284, 4174, 4926, 6261, 8348, 9852, 12522, 25044, 1713427, 3426854, 5140281, 6853708, 10280562, 20561124]

約数ペア:

[(1, 20561124), (2, 10280562), (3, 6853708), (4, 5140281), (6, 3426854), (12, 1713427), (821, 25044), (1642, 12522), (2087, 9852), (2463, 8348), (3284, 6261), (4174, 4926)]