18454265

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1091}}^1$

素因数の和:1312

約数の個数: 16

約数和(自身を含む): 23587200

約数和(自身を除く): 5132935

約数列:

[1, 5, 17, 85, 199, 995, 1091, 3383, 5455, 16915, 18547, 92735, 217109, 1085545, 3690853, 18454265]

約数ペア:

[(1, 18454265), (5, 3690853), (17, 1085545), (85, 217109), (199, 92735), (995, 18547), (1091, 16915), (3383, 5455)]