20486836

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{13099}}^1$

素因数の和:13143

約数の個数: 24

約数和(自身を含む): 39614400

約数和(自身を除く): 19127564

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 13099, 26198, 52396, 222683, 301277, 445366, 602554, 890732, 1205108, 5121709, 10243418, 20486836]

約数ペア:

[(1, 20486836), (2, 10243418), (4, 5121709), (17, 1205108), (23, 890732), (34, 602554), (46, 445366), (68, 301277), (92, 222683), (391, 52396), (782, 26198), (1564, 13099)]