66986576

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{113153}}^1$

素因数の和:113198

約数の個数: 20

約数和(自身を含む): 133295412

約数和(自身を除く): 66308836

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 113153, 226306, 452612, 905224, 1810448, 4186661, 8373322, 16746644, 33493288, 66986576]

約数ペア:

[(1, 66986576), (2, 33493288), (4, 16746644), (8, 8373322), (16, 4186661), (37, 1810448), (74, 905224), (148, 452612), (296, 226306), (592, 113153)]