18496055

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{641}}^1$

素因数の和:874

約数の個数: 16

約数和(自身を含む): 23112000

約数和(自身を除く): 4615945

約数列:

[1, 5, 29, 145, 199, 641, 995, 3205, 5771, 18589, 28855, 92945, 127559, 637795, 3699211, 18496055]

約数ペア:

[(1, 18496055), (5, 3699211), (29, 637795), (145, 127559), (199, 92945), (641, 28855), (995, 18589), (3205, 5771)]