388021648

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{182341}}^1$

素因数の和:182375

約数の個数: 40

約数和(自身を含む): 904416320

約数和(自身を除く): 516394672

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 182341, 364682, 729364, 1276387, 1458728, 2552774, 2917456, 3464479, 5105548, 6928958, 10211096, 13857916, 20422192, 24251353, 27715832, 48502706, 55431664, 97005412, 194010824, 388021648]

約数ペア:

[(1, 388021648), (2, 194010824), (4, 97005412), (7, 55431664), (8, 48502706), (14, 27715832), (16, 24251353), (19, 20422192), (28, 13857916), (38, 10211096), (56, 6928958), (76, 5105548), (112, 3464479), (133, 2917456), (152, 2552774), (266, 1458728), (304, 1276387), (532, 729364), (1064, 364682), (2128, 182341)]