206473988

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{388109}}^1$

素因数の和:388139

約数の個数: 24

約数和(自身を含む): 434683200

約数和(自身を除く): 228209212

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 388109, 776218, 1552436, 2716763, 5433526, 7374071, 10867052, 14748142, 29496284, 51618497, 103236994, 206473988]

約数ペア:

[(1, 206473988), (2, 103236994), (4, 51618497), (7, 29496284), (14, 14748142), (19, 10867052), (28, 7374071), (38, 5433526), (76, 2716763), (133, 1552436), (266, 776218), (532, 388109)]