20408967686

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{151247}}^1$

素因数の和:151388

約数の個数: 32

約数和(自身を含む): 33322959360

約数和(自身を除く): 12913991674

約数列:

[1, 2, 19, 38, 53, 67, 106, 134, 1007, 1273, 2014, 2546, 3551, 7102, 67469, 134938, 151247, 302494, 2873693, 5747386, 8016091, 10133549, 16032182, 20267098, 152305729, 192537431, 304611458, 385074862, 537078097, 1074156194, 10204483843, 20408967686]

約数ペア:

[(1, 20408967686), (2, 10204483843), (19, 1074156194), (38, 537078097), (53, 385074862), (67, 304611458), (106, 192537431), (134, 152305729), (1007, 20267098), (1273, 16032182), (2014, 10133549), (2546, 8016091), (3551, 5747386), (7102, 2873693), (67469, 302494), (134938, 151247)]