18620928

素因数分解:

$2^9\times 3^4\times {\mathrm{449}}^1$

素因数の和:479

約数の個数: 100

約数和(自身を含む): 55702350

約数和(自身を除く): 37081422

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, 256, 288, 324, 384, 432, 449, 512, 576, 648, 768, 864, 898, 1152, 1296, 1347, 1536, 1728, 1796, 2304, 2592, 2694, 3456, 3592, 4041, 4608, 5184, 5388, 6912, 7184, 8082, 10368, 10776, 12123, 13824, 14368, 16164, 20736, 21552, 24246, 28736, 32328, 36369, 41472, 43104, 48492, 57472, 64656, 72738, 86208, 96984, 114944, 129312, 145476, 172416, 193968, 229888, 258624, 290952, 344832, 387936, 517248, 581904, 689664, 775872, 1034496, 1163808, 1551744, 2068992, 2327616, 3103488, 4655232, 6206976, 9310464, 18620928]

約数ペア:

[(1, 18620928), (2, 9310464), (3, 6206976), (4, 4655232), (6, 3103488), (8, 2327616), (9, 2068992), (12, 1551744), (16, 1163808), (18, 1034496), (24, 775872), (27, 689664), (32, 581904), (36, 517248), (48, 387936), (54, 344832), (64, 290952), (72, 258624), (81, 229888), (96, 193968), (108, 172416), (128, 145476), (144, 129312), (162, 114944), (192, 96984), (216, 86208), (256, 72738), (288, 64656), (324, 57472), (384, 48492), (432, 43104), (449, 41472), (512, 36369), (576, 32328), (648, 28736), (768, 24246), (864, 21552), (898, 20736), (1152, 16164), (1296, 14368), (1347, 13824), (1536, 12123), (1728, 10776), (1796, 10368), (2304, 8082), (2592, 7184), (2694, 6912), (3456, 5388), (3592, 5184), (4041, 4608)]