208990316

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1553}}^1\times {\mathrm{1979}}^1$

素因数の和:3553

約数の個数: 24

約数和(自身を含む): 387691920

約数和(自身を除く): 178701604

約数列:

[1, 2, 4, 17, 34, 68, 1553, 1979, 3106, 3958, 6212, 7916, 26401, 33643, 52802, 67286, 105604, 134572, 3073387, 6146774, 12293548, 52247579, 104495158, 208990316]

約数ペア:

[(1, 208990316), (2, 104495158), (4, 52247579), (17, 12293548), (34, 6146774), (68, 3073387), (1553, 134572), (1979, 105604), (3106, 67286), (3958, 52802), (6212, 33643), (7916, 26401)]