12961616

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47653}}^1$

素因数の和:47678

約数の個数: 20

約数和(自身を含む): 26590932

約数和(自身を除く): 13629316

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 47653, 95306, 190612, 381224, 762448, 810101, 1620202, 3240404, 6480808, 12961616]

約数ペア:

[(1, 12961616), (2, 6480808), (4, 3240404), (8, 1620202), (16, 810101), (17, 762448), (34, 381224), (68, 190612), (136, 95306), (272, 47653)]