19208322

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{971}}^1$

素因数の和:1143

約数の個数: 48

約数和(自身を含む): 47915712

約数和(自身を除く): 28707390

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 157, 314, 471, 942, 971, 1099, 1413, 1942, 2198, 2826, 2913, 3297, 5826, 6594, 6797, 8739, 9891, 13594, 17478, 19782, 20391, 40782, 61173, 122346, 152447, 304894, 457341, 914682, 1067129, 1372023, 2134258, 2744046, 3201387, 6402774, 9604161, 19208322]

約数ペア:

[(1, 19208322), (2, 9604161), (3, 6402774), (6, 3201387), (7, 2744046), (9, 2134258), (14, 1372023), (18, 1067129), (21, 914682), (42, 457341), (63, 304894), (126, 152447), (157, 122346), (314, 61173), (471, 40782), (942, 20391), (971, 19782), (1099, 17478), (1413, 13594), (1942, 9891), (2198, 8739), (2826, 6797), (2913, 6594), (3297, 5826)]