20157312

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{7499}}^1$

素因数の和:7523

約数の個数: 64

約数和(自身を含む): 61200000

約数和(自身を除く): 41042688

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 7499, 14998, 22497, 29996, 44994, 52493, 59992, 89988, 104986, 119984, 157479, 179976, 209972, 239968, 314958, 359952, 419944, 479936, 629916, 719904, 839888, 959872, 1259832, 1439808, 1679776, 2519664, 2879616, 3359552, 5039328, 6719104, 10078656, 20157312]

約数ペア:

[(1, 20157312), (2, 10078656), (3, 6719104), (4, 5039328), (6, 3359552), (7, 2879616), (8, 2519664), (12, 1679776), (14, 1439808), (16, 1259832), (21, 959872), (24, 839888), (28, 719904), (32, 629916), (42, 479936), (48, 419944), (56, 359952), (64, 314958), (84, 239968), (96, 209972), (112, 179976), (128, 157479), (168, 119984), (192, 104986), (224, 89988), (336, 59992), (384, 52493), (448, 44994), (672, 29996), (896, 22497), (1344, 14998), (2688, 7499)]