12718864

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{1619}}^1$

素因数の和:2118

約数の個数: 20

約数和(自身を含む): 24708240

約数和(自身を除く): 11989376

約数列:

[1, 2, 4, 8, 16, 491, 982, 1619, 1964, 3238, 3928, 6476, 7856, 12952, 25904, 794929, 1589858, 3179716, 6359432, 12718864]

約数ペア:

[(1, 12718864), (2, 6359432), (4, 3179716), (8, 1589858), (16, 794929), (491, 25904), (982, 12952), (1619, 7856), (1964, 6476), (3238, 3928)]