18639306

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{3019}}^1$

素因数の和:3048

約数の個数: 48

約数和(自身を含む): 47112000

約数和(自身を除く): 28472694

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 343, 441, 686, 882, 1029, 2058, 3019, 3087, 6038, 6174, 9057, 18114, 21133, 27171, 42266, 54342, 63399, 126798, 147931, 190197, 295862, 380394, 443793, 887586, 1035517, 1331379, 2071034, 2662758, 3106551, 6213102, 9319653, 18639306]

約数ペア:

[(1, 18639306), (2, 9319653), (3, 6213102), (6, 3106551), (7, 2662758), (9, 2071034), (14, 1331379), (18, 1035517), (21, 887586), (42, 443793), (49, 380394), (63, 295862), (98, 190197), (126, 147931), (147, 126798), (294, 63399), (343, 54342), (441, 42266), (686, 27171), (882, 21133), (1029, 18114), (2058, 9057), (3019, 6174), (3087, 6038)]