20145012004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1\times {\mathrm{16493}}^1$

素因数の和:16876

約数の個数: 48

約数和(自身を含む): 38561124672

約数和(自身を除く): 18416112668

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 283, 332, 566, 1079, 1132, 2158, 3679, 4316, 7358, 14716, 16493, 23489, 32986, 46978, 65972, 93956, 214409, 305357, 428818, 610714, 857636, 1221428, 1368919, 2737838, 4667519, 5475676, 9335038, 17795947, 18670076, 35591894, 60677747, 71183788, 121355494, 242710988, 387404077, 774808154, 1549616308, 5036253001, 10072506002, 20145012004]

約数ペア:

[(1, 20145012004), (2, 10072506002), (4, 5036253001), (13, 1549616308), (26, 774808154), (52, 387404077), (83, 242710988), (166, 121355494), (283, 71183788), (332, 60677747), (566, 35591894), (1079, 18670076), (1132, 17795947), (2158, 9335038), (3679, 5475676), (4316, 4667519), (7358, 2737838), (14716, 1368919), (16493, 1221428), (23489, 857636), (32986, 610714), (46978, 428818), (65972, 305357), (93956, 214409)]