20542464

素因数分解:

$2^{10}\times 3^3\times {\mathrm{743}}^1$

素因数の和:772

約数の個数: 88

約数和(自身を含む): 60918720

約数和(自身を除く): 40376256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 512, 576, 743, 768, 864, 1024, 1152, 1486, 1536, 1728, 2229, 2304, 2972, 3072, 3456, 4458, 4608, 5944, 6687, 6912, 8916, 9216, 11888, 13374, 13824, 17832, 20061, 23776, 26748, 27648, 35664, 40122, 47552, 53496, 71328, 80244, 95104, 106992, 142656, 160488, 190208, 213984, 285312, 320976, 380416, 427968, 570624, 641952, 760832, 855936, 1141248, 1283904, 1711872, 2282496, 2567808, 3423744, 5135616, 6847488, 10271232, 20542464]

約数ペア:

[(1, 20542464), (2, 10271232), (3, 6847488), (4, 5135616), (6, 3423744), (8, 2567808), (9, 2282496), (12, 1711872), (16, 1283904), (18, 1141248), (24, 855936), (27, 760832), (32, 641952), (36, 570624), (48, 427968), (54, 380416), (64, 320976), (72, 285312), (96, 213984), (108, 190208), (128, 160488), (144, 142656), (192, 106992), (216, 95104), (256, 80244), (288, 71328), (384, 53496), (432, 47552), (512, 40122), (576, 35664), (743, 27648), (768, 26748), (864, 23776), (1024, 20061), (1152, 17832), (1486, 13824), (1536, 13374), (1728, 11888), (2229, 9216), (2304, 8916), (2972, 6912), (3072, 6687), (3456, 5944), (4458, 4608)]