19242896

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{63299}}^1$

素因数の和:63326

約数の個数: 20

約数和(自身を含む): 39246000

約数和(自身を除く): 20003104

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 63299, 126598, 253196, 506392, 1012784, 1202681, 2405362, 4810724, 9621448, 19242896]

約数ペア:

[(1, 19242896), (2, 9621448), (4, 4810724), (8, 2405362), (16, 1202681), (19, 1012784), (38, 506392), (76, 253196), (152, 126598), (304, 63299)]