20163947256

素因数分解:

$2^3\times 3^2\times {\mathrm{359}}^1\times {\mathrm{641}}^1\times {\mathrm{1217}}^1$

素因数の和:2229

約数の個数: 96

約数和(自身を含む): 54893311200

約数和(自身を除く): 34729363944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 359, 641, 718, 1077, 1217, 1282, 1436, 1923, 2154, 2434, 2564, 2872, 3231, 3651, 3846, 4308, 4868, 5128, 5769, 6462, 7302, 7692, 8616, 9736, 10953, 11538, 12924, 14604, 15384, 21906, 23076, 25848, 29208, 43812, 46152, 87624, 230119, 436903, 460238, 690357, 780097, 873806, 920476, 1310709, 1380714, 1560194, 1747612, 1840952, 2071071, 2340291, 2621418, 2761428, 3120388, 3495224, 3932127, 4142142, 4680582, 5242836, 5522856, 6240776, 7020873, 7864254, 8284284, 9361164, 10485672, 14041746, 15728508, 16568568, 18722328, 28083492, 31457016, 56166984, 280054823, 560109646, 840164469, 1120219292, 1680328938, 2240438584, 2520493407, 3360657876, 5040986814, 6721315752, 10081973628, 20163947256]

約数ペア:

[(1, 20163947256), (2, 10081973628), (3, 6721315752), (4, 5040986814), (6, 3360657876), (8, 2520493407), (9, 2240438584), (12, 1680328938), (18, 1120219292), (24, 840164469), (36, 560109646), (72, 280054823), (359, 56166984), (641, 31457016), (718, 28083492), (1077, 18722328), (1217, 16568568), (1282, 15728508), (1436, 14041746), (1923, 10485672), (2154, 9361164), (2434, 8284284), (2564, 7864254), (2872, 7020873), (3231, 6240776), (3651, 5522856), (3846, 5242836), (4308, 4680582), (4868, 4142142), (5128, 3932127), (5769, 3495224), (6462, 3120388), (7302, 2761428), (7692, 2621418), (8616, 2340291), (9736, 2071071), (10953, 1840952), (11538, 1747612), (12924, 1560194), (14604, 1380714), (15384, 1310709), (21906, 920476), (23076, 873806), (25848, 780097), (29208, 690357), (43812, 460238), (46152, 436903), (87624, 230119)]