30981616

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{113903}}^1$

素因数の和:113928

約数の個数: 20

約数和(自身を含む): 63558432

約数和(自身を除く): 32576816

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 113903, 227806, 455612, 911224, 1822448, 1936351, 3872702, 7745404, 15490808, 30981616]

約数ペア:

[(1, 30981616), (2, 15490808), (4, 7745404), (8, 3872702), (16, 1936351), (17, 1822448), (34, 911224), (68, 455612), (136, 227806), (272, 113903)]