19471518

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2287}}^1$

素因数の和:2349

約数の個数: 48

約数和(自身を含む): 47114496

約数和(自身を除く): 27642978

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 43, 66, 86, 99, 129, 198, 258, 387, 473, 774, 946, 1419, 2287, 2838, 4257, 4574, 6861, 8514, 13722, 20583, 25157, 41166, 50314, 75471, 98341, 150942, 196682, 226413, 295023, 452826, 590046, 885069, 1081751, 1770138, 2163502, 3245253, 6490506, 9735759, 19471518]

約数ペア:

[(1, 19471518), (2, 9735759), (3, 6490506), (6, 3245253), (9, 2163502), (11, 1770138), (18, 1081751), (22, 885069), (33, 590046), (43, 452826), (66, 295023), (86, 226413), (99, 196682), (129, 150942), (198, 98341), (258, 75471), (387, 50314), (473, 41166), (774, 25157), (946, 20583), (1419, 13722), (2287, 8514), (2838, 6861), (4257, 4574)]