20749492036

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{859}}^1\times {\mathrm{66361}}^1$

素因数の和:67244

約数の個数: 48

約数和(自身を含む): 44743914880

約数和(自身を除く): 23994422844

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 859, 1718, 3436, 6013, 11167, 12026, 22334, 24052, 44668, 66361, 78169, 132722, 156338, 265444, 312676, 464527, 862693, 929054, 1725386, 1858108, 3450772, 6038851, 12077702, 24155404, 57004099, 114008198, 228016396, 399028693, 741053287, 798057386, 1482106574, 1596114772, 2964213148, 5187373009, 10374746018, 20749492036]

約数ペア:

[(1, 20749492036), (2, 10374746018), (4, 5187373009), (7, 2964213148), (13, 1596114772), (14, 1482106574), (26, 798057386), (28, 741053287), (52, 399028693), (91, 228016396), (182, 114008198), (364, 57004099), (859, 24155404), (1718, 12077702), (3436, 6038851), (6013, 3450772), (11167, 1858108), (12026, 1725386), (22334, 929054), (24052, 862693), (44668, 464527), (66361, 312676), (78169, 265444), (132722, 156338)]