19943253

素因数分解:

$3^7\times {\mathrm{11}}^1\times {\mathrm{829}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 32668800

約数和(自身を除く): 12725547

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 729, 829, 891, 2187, 2487, 2673, 7461, 8019, 9119, 22383, 24057, 27357, 67149, 82071, 201447, 246213, 604341, 738639, 1813023, 2215917, 6647751, 19943253]

約数ペア:

[(1, 19943253), (3, 6647751), (9, 2215917), (11, 1813023), (27, 738639), (33, 604341), (81, 246213), (99, 201447), (243, 82071), (297, 67149), (729, 27357), (829, 24057), (891, 22383), (2187, 9119), (2487, 8019), (2673, 7461)]