66631504

素因数分解:

$2^4\times {\mathrm{997}}^1\times {\mathrm{4177}}^1$

素因数の和:5182

約数の個数: 20

約数和(自身を含む): 129258964

約数和(自身を除く): 62627460

約数列:

[1, 2, 4, 8, 16, 997, 1994, 3988, 4177, 7976, 8354, 15952, 16708, 33416, 66832, 4164469, 8328938, 16657876, 33315752, 66631504]

約数ペア:

[(1, 66631504), (2, 33315752), (4, 16657876), (8, 8328938), (16, 4164469), (997, 66832), (1994, 33416), (3988, 16708), (4177, 15952), (7976, 8354)]