20050965

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40507}}^1$

素因数の和:40529

約数の個数: 24

約数和(自身を含む): 37915488

約数和(自身を除く): 17864523

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 40507, 121521, 202535, 364563, 445577, 607605, 1336731, 1822815, 2227885, 4010193, 6683655, 20050965]

約数ペア:

[(1, 20050965), (3, 6683655), (5, 4010193), (9, 2227885), (11, 1822815), (15, 1336731), (33, 607605), (45, 445577), (55, 364563), (99, 202535), (165, 121521), (495, 40507)]