19815345

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40031}}^1$

素因数の和:40053

約数の個数: 24

約数和(自身を含む): 37469952

約数和(自身を除く): 17654607

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 40031, 120093, 200155, 360279, 440341, 600465, 1321023, 1801395, 2201705, 3963069, 6605115, 19815345]

約数ペア:

[(1, 19815345), (3, 6605115), (5, 3963069), (9, 2201705), (11, 1801395), (15, 1321023), (33, 600465), (45, 440341), (55, 360279), (99, 200155), (165, 120093), (495, 40031)]