20189366561

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{751}}^1\times {\mathrm{6029}}^1$

素因数の和:6814

約数の個数: 32

約数和(自身を含む): 25393536000

約数和(自身を除く): 5204169439

約数列:

[1, 7, 13, 49, 91, 343, 637, 751, 4459, 5257, 6029, 9763, 36799, 42203, 68341, 78377, 257593, 295421, 478387, 548639, 2067947, 3348709, 3840473, 4527779, 26883311, 31694453, 58861127, 221861171, 412027889, 1553028197, 2884195223, 20189366561]

約数ペア:

[(1, 20189366561), (7, 2884195223), (13, 1553028197), (49, 412027889), (91, 221861171), (343, 58861127), (637, 31694453), (751, 26883311), (4459, 4527779), (5257, 3840473), (6029, 3348709), (9763, 2067947), (36799, 548639), (42203, 478387), (68341, 295421), (78377, 257593)]