19728107968

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{84061}}^1$

素因数の和:84285

約数の個数: 56

約数和(自身を含む): 41422391120

約数和(自身を除く): 21694283152

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 193, 304, 386, 608, 772, 1216, 1544, 3088, 3667, 6176, 7334, 12352, 14668, 29336, 58672, 84061, 117344, 168122, 234688, 336244, 672488, 1344976, 1597159, 2689952, 3194318, 5379904, 6388636, 12777272, 16223773, 25554544, 32447546, 51109088, 64895092, 102218176, 129790184, 259580368, 308251687, 519160736, 616503374, 1038321472, 1233006748, 2466013496, 4932026992, 9864053984, 19728107968]

約数ペア:

[(1, 19728107968), (2, 9864053984), (4, 4932026992), (8, 2466013496), (16, 1233006748), (19, 1038321472), (32, 616503374), (38, 519160736), (64, 308251687), (76, 259580368), (152, 129790184), (193, 102218176), (304, 64895092), (386, 51109088), (608, 32447546), (772, 25554544), (1216, 16223773), (1544, 12777272), (3088, 6388636), (3667, 5379904), (6176, 3194318), (7334, 2689952), (12352, 1597159), (14668, 1344976), (29336, 672488), (58672, 336244), (84061, 234688), (117344, 168122)]