19249461

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 36495360

約数和(自身を除く): 17245899

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 47, 63, 77, 99, 141, 189, 197, 231, 297, 329, 423, 517, 591, 693, 987, 1269, 1379, 1551, 1773, 2079, 2167, 2961, 3619, 4137, 4653, 5319, 6501, 8883, 9259, 10857, 12411, 13959, 15169, 19503, 27777, 32571, 37233, 45507, 58509, 64813, 83331, 97713, 101849, 136521, 194439, 249993, 305547, 409563, 583317, 712943, 916641, 1749951, 2138829, 2749923, 6416487, 19249461]

約数ペア:

[(1, 19249461), (3, 6416487), (7, 2749923), (9, 2138829), (11, 1749951), (21, 916641), (27, 712943), (33, 583317), (47, 409563), (63, 305547), (77, 249993), (99, 194439), (141, 136521), (189, 101849), (197, 97713), (231, 83331), (297, 64813), (329, 58509), (423, 45507), (517, 37233), (591, 32571), (693, 27777), (987, 19503), (1269, 15169), (1379, 13959), (1551, 12411), (1773, 10857), (2079, 9259), (2167, 8883), (2961, 6501), (3619, 5319), (4137, 4653)]