20012078712

素因数分解:

$2^3\times 3^1\times {\mathrm{643}}^1\times {\mathrm{1087}}^1\times {\mathrm{1193}}^1$

素因数の和:2932

約数の個数: 64

約数和(自身を含む): 50196142080

約数和(自身を除く): 30184063368

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 643, 1087, 1193, 1286, 1929, 2174, 2386, 2572, 3261, 3579, 3858, 4348, 4772, 5144, 6522, 7158, 7716, 8696, 9544, 13044, 14316, 15432, 26088, 28632, 698941, 767099, 1296791, 1397882, 1534198, 2096823, 2301297, 2593582, 2795764, 3068396, 3890373, 4193646, 4602594, 5187164, 5591528, 6136792, 7780746, 8387292, 9205188, 10374328, 15561492, 16774584, 18410376, 31122984, 833836613, 1667673226, 2501509839, 3335346452, 5003019678, 6670692904, 10006039356, 20012078712]

約数ペア:

[(1, 20012078712), (2, 10006039356), (3, 6670692904), (4, 5003019678), (6, 3335346452), (8, 2501509839), (12, 1667673226), (24, 833836613), (643, 31122984), (1087, 18410376), (1193, 16774584), (1286, 15561492), (1929, 10374328), (2174, 9205188), (2386, 8387292), (2572, 7780746), (3261, 6136792), (3579, 5591528), (3858, 5187164), (4348, 4602594), (4772, 4193646), (5144, 3890373), (6522, 3068396), (7158, 2795764), (7716, 2593582), (8696, 2301297), (9544, 2096823), (13044, 1534198), (14316, 1397882), (15432, 1296791), (26088, 767099), (28632, 698941)]