18883906316

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1\times {\mathrm{479}}^1$

素因数の和:915

約数の個数: 96

約数和(自身を含む): 37638881280

約数和(自身を除く): 18754974964

約数列:

[1, 2, 4, 11, 22, 43, 44, 67, 86, 134, 172, 268, 311, 473, 479, 622, 737, 946, 958, 1244, 1474, 1892, 1916, 2881, 2948, 3421, 5269, 5762, 6842, 10538, 11524, 13373, 13684, 20597, 20837, 21076, 26746, 31691, 32093, 41194, 41674, 53492, 63382, 64186, 82388, 83348, 126764, 128372, 147103, 148969, 226567, 229207, 294206, 297938, 353023, 453134, 458414, 588412, 595876, 706046, 895991, 906268, 916828, 1379999, 1412092, 1638659, 1791982, 2759998, 3277318, 3583964, 5519996, 6405667, 6554636, 9855901, 9980923, 12811334, 15179989, 19711802, 19961846, 25622668, 30359978, 39423604, 39923692, 60719956, 70462337, 109790153, 140924674, 219580306, 281849348, 429179689, 439160612, 858359378, 1716718756, 4720976579, 9441953158, 18883906316]

約数ペア:

[(1, 18883906316), (2, 9441953158), (4, 4720976579), (11, 1716718756), (22, 858359378), (43, 439160612), (44, 429179689), (67, 281849348), (86, 219580306), (134, 140924674), (172, 109790153), (268, 70462337), (311, 60719956), (473, 39923692), (479, 39423604), (622, 30359978), (737, 25622668), (946, 19961846), (958, 19711802), (1244, 15179989), (1474, 12811334), (1892, 9980923), (1916, 9855901), (2881, 6554636), (2948, 6405667), (3421, 5519996), (5269, 3583964), (5762, 3277318), (6842, 2759998), (10538, 1791982), (11524, 1638659), (13373, 1412092), (13684, 1379999), (20597, 916828), (20837, 906268), (21076, 895991), (26746, 706046), (31691, 595876), (32093, 588412), (41194, 458414), (41674, 453134), (53492, 353023), (63382, 297938), (64186, 294206), (82388, 229207), (83348, 226567), (126764, 148969), (128372, 147103)]