64994896

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{213799}}^1$

素因数の和:213826

約数の個数: 20

約数和(自身を含む): 132556000

約数和(自身を除く): 67561104

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 213799, 427598, 855196, 1710392, 3420784, 4062181, 8124362, 16248724, 32497448, 64994896]

約数ペア:

[(1, 64994896), (2, 32497448), (4, 16248724), (8, 8124362), (16, 4062181), (19, 3420784), (38, 1710392), (76, 855196), (152, 427598), (304, 213799)]