20544153

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{22751}}^1$

素因数の和:22804

約数の個数: 16

約数和(自身を含む): 32034816

約数和(自身を除く): 11490663

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 22751, 68253, 159257, 477771, 978293, 2934879, 6848051, 20544153]

約数ペア:

[(1, 20544153), (3, 6848051), (7, 2934879), (21, 978293), (43, 477771), (129, 159257), (301, 68253), (903, 22751)]