20531337113

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{337}}^1\times {\mathrm{1667}}^1$

素因数の和:2261

約数の個数: 32

約数和(自身を含む): 24680208384

約数和(自身を除く): 4148871271

約数列:

[1, 7, 23, 161, 227, 337, 1589, 1667, 2359, 5221, 7751, 11669, 36547, 38341, 54257, 76499, 268387, 378409, 535493, 561779, 1759477, 2648863, 3932453, 8703407, 12316339, 12920917, 60923849, 90446419, 127523833, 892666831, 2933048159, 20531337113]

約数ペア:

[(1, 20531337113), (7, 2933048159), (23, 892666831), (161, 127523833), (227, 90446419), (337, 60923849), (1589, 12920917), (1667, 12316339), (2359, 8703407), (5221, 3932453), (7751, 2648863), (11669, 1759477), (36547, 561779), (38341, 535493), (54257, 378409), (76499, 268387)]