31019343824

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2540903}}^1$

素因数の和:2541027

約数の個数: 40

約数和(自身を含む): 69315861120

約数和(自身を除く): 38296517296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 218, 436, 763, 872, 1526, 1744, 3052, 6104, 12208, 2540903, 5081806, 10163612, 17786321, 20327224, 35572642, 40654448, 71145284, 142290568, 276958427, 284581136, 553916854, 1107833708, 1938708989, 2215667416, 3877417978, 4431334832, 7754835956, 15509671912, 31019343824]

約数ペア:

[(1, 31019343824), (2, 15509671912), (4, 7754835956), (7, 4431334832), (8, 3877417978), (14, 2215667416), (16, 1938708989), (28, 1107833708), (56, 553916854), (109, 284581136), (112, 276958427), (218, 142290568), (436, 71145284), (763, 40654448), (872, 35572642), (1526, 20327224), (1744, 17786321), (3052, 10163612), (6104, 5081806), (12208, 2540903)]