19606788

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{3469}}^1$

素因数の和:3636

約数の個数: 36

約数和(自身を含む): 49891660

約数和(自身を除く): 30284872

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 3469, 5652, 6938, 10407, 13876, 20814, 31221, 41628, 62442, 124884, 544633, 1089266, 1633899, 2178532, 3267798, 4901697, 6535596, 9803394, 19606788]

約数ペア:

[(1, 19606788), (2, 9803394), (3, 6535596), (4, 4901697), (6, 3267798), (9, 2178532), (12, 1633899), (18, 1089266), (36, 544633), (157, 124884), (314, 62442), (471, 41628), (628, 31221), (942, 20814), (1413, 13876), (1884, 10407), (2826, 6938), (3469, 5652)]