16820588732

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{635891}}^1$

素因数の和:636301

約数の個数: 24

約数和(自身を含む): 31247732880

約数和(自身を除く): 14427144148

約数列:

[1, 2, 4, 17, 34, 68, 389, 778, 1556, 6613, 13226, 26452, 635891, 1271782, 2543564, 10810147, 21620294, 43240588, 247361599, 494723198, 989446396, 4205147183, 8410294366, 16820588732]

約数ペア:

[(1, 16820588732), (2, 8410294366), (4, 4205147183), (17, 989446396), (34, 494723198), (68, 247361599), (389, 43240588), (778, 21620294), (1556, 10810147), (6613, 2543564), (13226, 1271782), (26452, 635891)]