20927808

素因数分解:

$2^6\times 3^4\times {\mathrm{11}}^1\times {\mathrm{367}}^1$

素因数の和:402

約数の個数: 140

約数和(自身を含む): 67860672

約数和(自身を除く): 46932864

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 64, 66, 72, 81, 88, 96, 99, 108, 132, 144, 162, 176, 192, 198, 216, 264, 288, 297, 324, 352, 367, 396, 432, 528, 576, 594, 648, 704, 734, 792, 864, 891, 1056, 1101, 1188, 1296, 1468, 1584, 1728, 1782, 2112, 2202, 2376, 2592, 2936, 3168, 3303, 3564, 4037, 4404, 4752, 5184, 5872, 6336, 6606, 7128, 8074, 8808, 9504, 9909, 11744, 12111, 13212, 14256, 16148, 17616, 19008, 19818, 23488, 24222, 26424, 28512, 29727, 32296, 35232, 36333, 39636, 48444, 52848, 57024, 59454, 64592, 70464, 72666, 79272, 96888, 105696, 108999, 118908, 129184, 145332, 158544, 193776, 211392, 217998, 237816, 258368, 290664, 317088, 326997, 387552, 435996, 475632, 581328, 634176, 653994, 775104, 871992, 951264, 1162656, 1307988, 1743984, 1902528, 2325312, 2615976, 3487968, 5231952, 6975936, 10463904, 20927808]

約数ペア:

[(1, 20927808), (2, 10463904), (3, 6975936), (4, 5231952), (6, 3487968), (8, 2615976), (9, 2325312), (11, 1902528), (12, 1743984), (16, 1307988), (18, 1162656), (22, 951264), (24, 871992), (27, 775104), (32, 653994), (33, 634176), (36, 581328), (44, 475632), (48, 435996), (54, 387552), (64, 326997), (66, 317088), (72, 290664), (81, 258368), (88, 237816), (96, 217998), (99, 211392), (108, 193776), (132, 158544), (144, 145332), (162, 129184), (176, 118908), (192, 108999), (198, 105696), (216, 96888), (264, 79272), (288, 72666), (297, 70464), (324, 64592), (352, 59454), (367, 57024), (396, 52848), (432, 48444), (528, 39636), (576, 36333), (594, 35232), (648, 32296), (704, 29727), (734, 28512), (792, 26424), (864, 24222), (891, 23488), (1056, 19818), (1101, 19008), (1188, 17616), (1296, 16148), (1468, 14256), (1584, 13212), (1728, 12111), (1782, 11744), (2112, 9909), (2202, 9504), (2376, 8808), (2592, 8074), (2936, 7128), (3168, 6606), (3303, 6336), (3564, 5872), (4037, 5184), (4404, 4752)]