20123661498

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{41737}}^1$

素因数の和:41951

約数の個数: 64

約数和(自身を含む): 44355807360

約数和(自身を除く): 24232145862

約数列:

[1, 2, 3, 6, 17, 29, 34, 51, 58, 87, 102, 163, 174, 326, 489, 493, 978, 986, 1479, 2771, 2958, 4727, 5542, 8313, 9454, 14181, 16626, 28362, 41737, 80359, 83474, 125211, 160718, 241077, 250422, 482154, 709529, 1210373, 1419058, 2128587, 2420746, 3631119, 4257174, 6803131, 7262238, 13606262, 20409393, 20576341, 40818786, 41152682, 61729023, 115653227, 123458046, 197290799, 231306454, 346959681, 394581598, 591872397, 693919362, 1183744794, 3353943583, 6707887166, 10061830749, 20123661498]

約数ペア:

[(1, 20123661498), (2, 10061830749), (3, 6707887166), (6, 3353943583), (17, 1183744794), (29, 693919362), (34, 591872397), (51, 394581598), (58, 346959681), (87, 231306454), (102, 197290799), (163, 123458046), (174, 115653227), (326, 61729023), (489, 41152682), (493, 40818786), (978, 20576341), (986, 20409393), (1479, 13606262), (2771, 7262238), (2958, 6803131), (4727, 4257174), (5542, 3631119), (8313, 2420746), (9454, 2128587), (14181, 1419058), (16626, 1210373), (28362, 709529), (41737, 482154), (80359, 250422), (83474, 241077), (125211, 160718)]