20834488

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1213}}^1$

素因数の和:1351

約数の個数: 32

約数和(自身を含む): 41518800

約数和(自身を除く): 20684312

約数列:

[1, 2, 4, 8, 19, 38, 76, 113, 152, 226, 452, 904, 1213, 2147, 2426, 4294, 4852, 8588, 9704, 17176, 23047, 46094, 92188, 137069, 184376, 274138, 548276, 1096552, 2604311, 5208622, 10417244, 20834488]

約数ペア:

[(1, 20834488), (2, 10417244), (4, 5208622), (8, 2604311), (19, 1096552), (38, 548276), (76, 274138), (113, 184376), (152, 137069), (226, 92188), (452, 46094), (904, 23047), (1213, 17176), (2147, 9704), (2426, 8588), (4294, 4852)]