20986670208

素因数分解:

$2^7\times 3^1\times 7^2\times {\mathrm{1115363}}^1$

素因数の和:1115394

約数の個数: 96

約数和(自身を含む): 64847262960

約数和(自身を除く): 43860592752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 294, 336, 384, 392, 448, 588, 672, 784, 896, 1176, 1344, 1568, 2352, 2688, 3136, 4704, 6272, 9408, 18816, 1115363, 2230726, 3346089, 4461452, 6692178, 7807541, 8922904, 13384356, 15615082, 17845808, 23422623, 26768712, 31230164, 35691616, 46845246, 53537424, 54652787, 62460328, 71383232, 93690492, 107074848, 109305574, 124920656, 142766464, 163958361, 187380984, 214149696, 218611148, 249841312, 327916722, 374761968, 428299392, 437222296, 499682624, 655833444, 749523936, 874444592, 999365248, 1311666888, 1499047872, 1748889184, 2623333776, 2998095744, 3497778368, 5246667552, 6995556736, 10493335104, 20986670208]

約数ペア:

[(1, 20986670208), (2, 10493335104), (3, 6995556736), (4, 5246667552), (6, 3497778368), (7, 2998095744), (8, 2623333776), (12, 1748889184), (14, 1499047872), (16, 1311666888), (21, 999365248), (24, 874444592), (28, 749523936), (32, 655833444), (42, 499682624), (48, 437222296), (49, 428299392), (56, 374761968), (64, 327916722), (84, 249841312), (96, 218611148), (98, 214149696), (112, 187380984), (128, 163958361), (147, 142766464), (168, 124920656), (192, 109305574), (196, 107074848), (224, 93690492), (294, 71383232), (336, 62460328), (384, 54652787), (392, 53537424), (448, 46845246), (588, 35691616), (672, 31230164), (784, 26768712), (896, 23422623), (1176, 17845808), (1344, 15615082), (1568, 13384356), (2352, 8922904), (2688, 7807541), (3136, 6692178), (4704, 4461452), (6272, 3346089), (9408, 2230726), (18816, 1115363)]