65406512

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{215153}}^1$

素因数の和:215180

約数の個数: 20

約数和(自身を含む): 133395480

約数和(自身を除く): 67988968

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 215153, 430306, 860612, 1721224, 3442448, 4087907, 8175814, 16351628, 32703256, 65406512]

約数ペア:

[(1, 65406512), (2, 32703256), (4, 16351628), (8, 8175814), (16, 4087907), (19, 3442448), (38, 1721224), (76, 860612), (152, 430306), (304, 215153)]