18719616

素因数分解:

$2^7\times 3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^2$

素因数の和:128

約数の個数: 96

約数和(自身を含む): 52723800

約数和(自身を除く): 34004184

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 41, 48, 58, 64, 82, 87, 96, 116, 123, 128, 164, 174, 192, 232, 246, 328, 348, 384, 464, 492, 656, 696, 928, 984, 1189, 1312, 1392, 1681, 1856, 1968, 2378, 2624, 2784, 3362, 3567, 3712, 3936, 4756, 5043, 5248, 5568, 6724, 7134, 7872, 9512, 10086, 11136, 13448, 14268, 15744, 19024, 20172, 26896, 28536, 38048, 40344, 48749, 53792, 57072, 76096, 80688, 97498, 107584, 114144, 146247, 152192, 161376, 194996, 215168, 228288, 292494, 322752, 389992, 456576, 584988, 645504, 779984, 1169976, 1559968, 2339952, 3119936, 4679904, 6239872, 9359808, 18719616]

約数ペア:

[(1, 18719616), (2, 9359808), (3, 6239872), (4, 4679904), (6, 3119936), (8, 2339952), (12, 1559968), (16, 1169976), (24, 779984), (29, 645504), (32, 584988), (41, 456576), (48, 389992), (58, 322752), (64, 292494), (82, 228288), (87, 215168), (96, 194996), (116, 161376), (123, 152192), (128, 146247), (164, 114144), (174, 107584), (192, 97498), (232, 80688), (246, 76096), (328, 57072), (348, 53792), (384, 48749), (464, 40344), (492, 38048), (656, 28536), (696, 26896), (928, 20172), (984, 19024), (1189, 15744), (1312, 14268), (1392, 13448), (1681, 11136), (1856, 10086), (1968, 9512), (2378, 7872), (2624, 7134), (2784, 6724), (3362, 5568), (3567, 5248), (3712, 5043), (3936, 4756)]