20162296

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 47900160

約数和(自身を除く): 27737864

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 71, 77, 88, 142, 154, 284, 308, 461, 497, 568, 616, 781, 922, 994, 1562, 1844, 1988, 3124, 3227, 3688, 3976, 5071, 5467, 6248, 6454, 10142, 10934, 12908, 20284, 21868, 25816, 32731, 35497, 40568, 43736, 65462, 70994, 130924, 141988, 229117, 261848, 283976, 360041, 458234, 720082, 916468, 1440164, 1832936, 2520287, 2880328, 5040574, 10081148, 20162296]

約数ペア:

[(1, 20162296), (2, 10081148), (4, 5040574), (7, 2880328), (8, 2520287), (11, 1832936), (14, 1440164), (22, 916468), (28, 720082), (44, 458234), (56, 360041), (71, 283976), (77, 261848), (88, 229117), (142, 141988), (154, 130924), (284, 70994), (308, 65462), (461, 43736), (497, 40568), (568, 35497), (616, 32731), (781, 25816), (922, 21868), (994, 20284), (1562, 12908), (1844, 10934), (1988, 10142), (3124, 6454), (3227, 6248), (3688, 5467), (3976, 5071)]