39515968

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:311

約数の個数: 56

約数和(自身を含む): 81674208

約数和(自身を除く): 42158240

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 83, 86, 166, 172, 173, 332, 344, 346, 664, 688, 692, 1328, 1376, 1384, 2656, 2752, 2768, 3569, 5312, 5536, 7138, 7439, 11072, 14276, 14359, 14878, 28552, 28718, 29756, 57104, 57436, 59512, 114208, 114872, 119024, 228416, 229744, 238048, 459488, 476096, 617437, 918976, 1234874, 2469748, 4939496, 9878992, 19757984, 39515968]

約数ペア:

[(1, 39515968), (2, 19757984), (4, 9878992), (8, 4939496), (16, 2469748), (32, 1234874), (43, 918976), (64, 617437), (83, 476096), (86, 459488), (166, 238048), (172, 229744), (173, 228416), (332, 119024), (344, 114872), (346, 114208), (664, 59512), (688, 57436), (692, 57104), (1328, 29756), (1376, 28718), (1384, 28552), (2656, 14878), (2752, 14359), (2768, 14276), (3569, 11072), (5312, 7439), (5536, 7138)]