20590848

素因数分解:

$2^8\times 3^5\times {\mathrm{331}}^1$

素因数の和:362

約数の個数: 108

約数和(自身を含む): 61753328

約数和(自身を除く): 41162480

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 243, 256, 288, 324, 331, 384, 432, 486, 576, 648, 662, 768, 864, 972, 993, 1152, 1296, 1324, 1728, 1944, 1986, 2304, 2592, 2648, 2979, 3456, 3888, 3972, 5184, 5296, 5958, 6912, 7776, 7944, 8937, 10368, 10592, 11916, 15552, 15888, 17874, 20736, 21184, 23832, 26811, 31104, 31776, 35748, 42368, 47664, 53622, 62208, 63552, 71496, 80433, 84736, 95328, 107244, 127104, 142992, 160866, 190656, 214488, 254208, 285984, 321732, 381312, 428976, 571968, 643464, 762624, 857952, 1143936, 1286928, 1715904, 2287872, 2573856, 3431808, 5147712, 6863616, 10295424, 20590848]

約数ペア:

[(1, 20590848), (2, 10295424), (3, 6863616), (4, 5147712), (6, 3431808), (8, 2573856), (9, 2287872), (12, 1715904), (16, 1286928), (18, 1143936), (24, 857952), (27, 762624), (32, 643464), (36, 571968), (48, 428976), (54, 381312), (64, 321732), (72, 285984), (81, 254208), (96, 214488), (108, 190656), (128, 160866), (144, 142992), (162, 127104), (192, 107244), (216, 95328), (243, 84736), (256, 80433), (288, 71496), (324, 63552), (331, 62208), (384, 53622), (432, 47664), (486, 42368), (576, 35748), (648, 31776), (662, 31104), (768, 26811), (864, 23832), (972, 21184), (993, 20736), (1152, 17874), (1296, 15888), (1324, 15552), (1728, 11916), (1944, 10592), (1986, 10368), (2304, 8937), (2592, 7944), (2648, 7776), (2979, 6912), (3456, 5958), (3888, 5296), (3972, 5184)]