20790791712

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{1678843}}^1$

素因数の和:1678902

約数の個数: 72

約数和(自身を含む): 60498822384

約数和(自身を除く): 39708030672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1376, 1548, 2064, 3096, 4128, 6192, 12384, 1678843, 3357686, 5036529, 6715372, 10073058, 13430744, 15109587, 20146116, 26861488, 30219174, 40292232, 53722976, 60438348, 72190249, 80584464, 120876696, 144380498, 161168928, 216570747, 241753392, 288760996, 433141494, 483506784, 577521992, 649712241, 866282988, 1155043984, 1299424482, 1732565976, 2310087968, 2598848964, 3465131952, 5197697928, 6930263904, 10395395856, 20790791712]

約数ペア:

[(1, 20790791712), (2, 10395395856), (3, 6930263904), (4, 5197697928), (6, 3465131952), (8, 2598848964), (9, 2310087968), (12, 1732565976), (16, 1299424482), (18, 1155043984), (24, 866282988), (32, 649712241), (36, 577521992), (43, 483506784), (48, 433141494), (72, 288760996), (86, 241753392), (96, 216570747), (129, 161168928), (144, 144380498), (172, 120876696), (258, 80584464), (288, 72190249), (344, 60438348), (387, 53722976), (516, 40292232), (688, 30219174), (774, 26861488), (1032, 20146116), (1376, 15109587), (1548, 13430744), (2064, 10073058), (3096, 6715372), (4128, 5036529), (6192, 3357686), (12384, 1678843)]