20288737

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{5479}}^1$

素因数の和:5532

約数の個数: 12

約数和(自身を含む): 24243520

約数和(自身を除く): 3954783

約数列:

[1, 7, 23, 161, 529, 3703, 5479, 38353, 126017, 882119, 2898391, 20288737]

約数ペア:

[(1, 20288737), (7, 2898391), (23, 882119), (161, 126017), (529, 38353), (3703, 5479)]