20770173

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5281}}^1$

素因数の和:5329

約数の個数: 24

約数和(自身を含む): 32959680

約数和(自身を除く): 12189507

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 5281, 15843, 47529, 100339, 121463, 301017, 364389, 903051, 1093167, 2307797, 6923391, 20770173]

約数ペア:

[(1, 20770173), (3, 6923391), (9, 2307797), (19, 1093167), (23, 903051), (57, 364389), (69, 301017), (171, 121463), (207, 100339), (437, 47529), (1311, 15843), (3933, 5281)]