20522496

素因数分解:

$2^9\times 3^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:483

約数の個数: 80

約数和(自身を含む): 56567808

約数和(自身を除く): 36045312

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 431, 496, 512, 744, 768, 862, 992, 1293, 1488, 1536, 1724, 1984, 2586, 2976, 3448, 3968, 5172, 5952, 6896, 7936, 10344, 11904, 13361, 13792, 15872, 20688, 23808, 26722, 27584, 40083, 41376, 47616, 53444, 55168, 80166, 82752, 106888, 110336, 160332, 165504, 213776, 220672, 320664, 331008, 427552, 641328, 662016, 855104, 1282656, 1710208, 2565312, 3420416, 5130624, 6840832, 10261248, 20522496]

約数ペア:

[(1, 20522496), (2, 10261248), (3, 6840832), (4, 5130624), (6, 3420416), (8, 2565312), (12, 1710208), (16, 1282656), (24, 855104), (31, 662016), (32, 641328), (48, 427552), (62, 331008), (64, 320664), (93, 220672), (96, 213776), (124, 165504), (128, 160332), (186, 110336), (192, 106888), (248, 82752), (256, 80166), (372, 55168), (384, 53444), (431, 47616), (496, 41376), (512, 40083), (744, 27584), (768, 26722), (862, 23808), (992, 20688), (1293, 15872), (1488, 13792), (1536, 13361), (1724, 11904), (1984, 10344), (2586, 7936), (2976, 6896), (3448, 5952), (3968, 5172)]