19400565574

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{257}}^1\times {\mathrm{223339}}^1$

素因数の和:223624

約数の個数: 24

約数和(自身を含む): 31634324280

約数和(自身を除く): 12233758706

約数列:

[1, 2, 13, 26, 169, 257, 338, 514, 3341, 6682, 43433, 86866, 223339, 446678, 2903407, 5806814, 37744291, 57398123, 75488582, 114796246, 746175599, 1492351198, 9700282787, 19400565574]

約数ペア:

[(1, 19400565574), (2, 9700282787), (13, 1492351198), (26, 746175599), (169, 114796246), (257, 75488582), (338, 57398123), (514, 37744291), (3341, 5806814), (6682, 2903407), (43433, 446678), (86866, 223339)]