20175661492

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{829}}^1\times {\mathrm{12973}}^1$

素因数の和:13880

約数の個数: 48

約数和(自身を含む): 41006143360

約数和(自身を除く): 20830481868

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 829, 938, 1658, 1876, 3316, 5803, 11606, 12973, 23212, 25946, 51892, 55543, 90811, 111086, 181622, 222172, 363244, 388801, 777602, 869191, 1555204, 1738382, 3476764, 6084337, 10754617, 12168674, 21509234, 24337348, 43018468, 75282319, 150564638, 301129276, 720559339, 1441118678, 2882237356, 5043915373, 10087830746, 20175661492]

約数ペア:

[(1, 20175661492), (2, 10087830746), (4, 5043915373), (7, 2882237356), (14, 1441118678), (28, 720559339), (67, 301129276), (134, 150564638), (268, 75282319), (469, 43018468), (829, 24337348), (938, 21509234), (1658, 12168674), (1876, 10754617), (3316, 6084337), (5803, 3476764), (11606, 1738382), (12973, 1555204), (23212, 869191), (25946, 777602), (51892, 388801), (55543, 363244), (90811, 222172), (111086, 181622)]