18841185

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2239}}^1$

素因数の和:2278

約数の個数: 48

約数和(自身を含む): 37739520

約数和(自身を除く): 18898335

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 153, 165, 187, 255, 495, 561, 765, 935, 1683, 2239, 2805, 6717, 8415, 11195, 20151, 24629, 33585, 38063, 73887, 100755, 114189, 123145, 190315, 221661, 342567, 369435, 418693, 570945, 1108305, 1256079, 1712835, 2093465, 3768237, 6280395, 18841185]

約数ペア:

[(1, 18841185), (3, 6280395), (5, 3768237), (9, 2093465), (11, 1712835), (15, 1256079), (17, 1108305), (33, 570945), (45, 418693), (51, 369435), (55, 342567), (85, 221661), (99, 190315), (153, 123145), (165, 114189), (187, 100755), (255, 73887), (495, 38063), (561, 33585), (765, 24629), (935, 20151), (1683, 11195), (2239, 8415), (2805, 6717)]