20356992

素因数分解:

$2^7\times 3^2\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:492

約数の個数: 96

約数和(自身を含む): 60147360

約数和(自身を除く): 39790368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 64, 72, 82, 96, 123, 128, 144, 164, 192, 246, 288, 328, 369, 384, 431, 492, 576, 656, 738, 862, 984, 1152, 1293, 1312, 1476, 1724, 1968, 2586, 2624, 2952, 3448, 3879, 3936, 5172, 5248, 5904, 6896, 7758, 7872, 10344, 11808, 13792, 15516, 15744, 17671, 20688, 23616, 27584, 31032, 35342, 41376, 47232, 53013, 55168, 62064, 70684, 82752, 106026, 124128, 141368, 159039, 165504, 212052, 248256, 282736, 318078, 424104, 496512, 565472, 636156, 848208, 1130944, 1272312, 1696416, 2261888, 2544624, 3392832, 5089248, 6785664, 10178496, 20356992]

約数ペア:

[(1, 20356992), (2, 10178496), (3, 6785664), (4, 5089248), (6, 3392832), (8, 2544624), (9, 2261888), (12, 1696416), (16, 1272312), (18, 1130944), (24, 848208), (32, 636156), (36, 565472), (41, 496512), (48, 424104), (64, 318078), (72, 282736), (82, 248256), (96, 212052), (123, 165504), (128, 159039), (144, 141368), (164, 124128), (192, 106026), (246, 82752), (288, 70684), (328, 62064), (369, 55168), (384, 53013), (431, 47232), (492, 41376), (576, 35342), (656, 31032), (738, 27584), (862, 23616), (984, 20688), (1152, 17671), (1293, 15744), (1312, 15516), (1476, 13792), (1724, 11808), (1968, 10344), (2586, 7872), (2624, 7758), (2952, 6896), (3448, 5904), (3879, 5248), (3936, 5172)]