20909952

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{2593}}^1$

素因数の和:2620

約数の個数: 96

約数和(自身を含む): 68792880

約数和(自身を除く): 47882928

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 288, 336, 384, 448, 504, 576, 672, 896, 1008, 1152, 1344, 2016, 2593, 2688, 4032, 5186, 7779, 8064, 10372, 15558, 18151, 20744, 23337, 31116, 36302, 41488, 46674, 54453, 62232, 72604, 82976, 93348, 108906, 124464, 145208, 163359, 165952, 186696, 217812, 248928, 290416, 326718, 331904, 373392, 435624, 497856, 580832, 653436, 746784, 871248, 995712, 1161664, 1306872, 1493568, 1742496, 2323328, 2613744, 2987136, 3484992, 5227488, 6969984, 10454976, 20909952]

約数ペア:

[(1, 20909952), (2, 10454976), (3, 6969984), (4, 5227488), (6, 3484992), (7, 2987136), (8, 2613744), (9, 2323328), (12, 1742496), (14, 1493568), (16, 1306872), (18, 1161664), (21, 995712), (24, 871248), (28, 746784), (32, 653436), (36, 580832), (42, 497856), (48, 435624), (56, 373392), (63, 331904), (64, 326718), (72, 290416), (84, 248928), (96, 217812), (112, 186696), (126, 165952), (128, 163359), (144, 145208), (168, 124464), (192, 108906), (224, 93348), (252, 82976), (288, 72604), (336, 62232), (384, 54453), (448, 46674), (504, 41488), (576, 36302), (672, 31116), (896, 23337), (1008, 20744), (1152, 18151), (1344, 15558), (2016, 10372), (2593, 8064), (2688, 7779), (4032, 5186)]