19823697

素因数分解:

$3^6\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:472

約数の個数: 28

約数和(自身を含む): 30219264

約数和(自身を除く): 10395567

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 383, 639, 729, 1149, 1917, 3447, 5751, 10341, 17253, 27193, 31023, 51759, 81579, 93069, 244737, 279207, 734211, 2202633, 6607899, 19823697]

約数ペア:

[(1, 19823697), (3, 6607899), (9, 2202633), (27, 734211), (71, 279207), (81, 244737), (213, 93069), (243, 81579), (383, 51759), (639, 31023), (729, 27193), (1149, 17253), (1917, 10341), (3447, 5751)]