19992392

素因数分解:

$2^3\times 7^2\times {\mathrm{51001}}^1$

素因数の和:51021

約数の個数: 24

約数和(自身を含む): 43606710

約数和(自身を除く): 23614318

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 51001, 102002, 204004, 357007, 408008, 714014, 1428028, 2499049, 2856056, 4998098, 9996196, 19992392]

約数ペア:

[(1, 19992392), (2, 9996196), (4, 4998098), (7, 2856056), (8, 2499049), (14, 1428028), (28, 714014), (49, 408008), (56, 357007), (98, 204004), (196, 102002), (392, 51001)]