19923448

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{57917}}^1$

素因数の和:57966

約数の個数: 16

約数和(自身を含む): 38225880

約数和(自身を除く): 18302432

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 57917, 115834, 231668, 463336, 2490431, 4980862, 9961724, 19923448]

約数ペア:

[(1, 19923448), (2, 9961724), (4, 4980862), (8, 2490431), (43, 463336), (86, 231668), (172, 115834), (344, 57917)]