20315676976

素因数分解:

$2^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{463}}^1\times {\mathrm{3467}}^1$

素因数の和:4058

約数の個数: 80

約数和(自身を含む): 45493945344

約数和(自身を除く): 25178268368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 113, 226, 452, 463, 791, 904, 926, 1582, 1808, 1852, 3164, 3241, 3467, 3704, 6328, 6482, 6934, 7408, 12656, 12964, 13868, 24269, 25928, 27736, 48538, 51856, 52319, 55472, 97076, 104638, 194152, 209276, 366233, 388304, 391771, 418552, 732466, 783542, 837104, 1464932, 1567084, 1605221, 2742397, 2929864, 3134168, 3210442, 5484794, 5859728, 6268336, 6420884, 10969588, 11236547, 12841768, 21939176, 22473094, 25683536, 43878352, 44946188, 89892376, 179784752, 181389973, 362779946, 725559892, 1269729811, 1451119784, 2539459622, 2902239568, 5078919244, 10157838488, 20315676976]

約数ペア:

[(1, 20315676976), (2, 10157838488), (4, 5078919244), (7, 2902239568), (8, 2539459622), (14, 1451119784), (16, 1269729811), (28, 725559892), (56, 362779946), (112, 181389973), (113, 179784752), (226, 89892376), (452, 44946188), (463, 43878352), (791, 25683536), (904, 22473094), (926, 21939176), (1582, 12841768), (1808, 11236547), (1852, 10969588), (3164, 6420884), (3241, 6268336), (3467, 5859728), (3704, 5484794), (6328, 3210442), (6482, 3134168), (6934, 2929864), (7408, 2742397), (12656, 1605221), (12964, 1567084), (13868, 1464932), (24269, 837104), (25928, 783542), (27736, 732466), (48538, 418552), (51856, 391771), (52319, 388304), (55472, 366233), (97076, 209276), (104638, 194152)]