19394896

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{63799}}^1$

素因数の和:63826

約数の個数: 20

約数和(自身を含む): 39556000

約数和(自身を除く): 20161104

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 63799, 127598, 255196, 510392, 1020784, 1212181, 2424362, 4848724, 9697448, 19394896]

約数ペア:

[(1, 19394896), (2, 9697448), (4, 4848724), (8, 2424362), (16, 1212181), (19, 1020784), (38, 510392), (76, 255196), (152, 127598), (304, 63799)]