18894055

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1117}}^1$

素因数の和:1338

約数の個数: 16

約数和(自身を含む): 24148800

約数和(自身を除く): 5254745

約数列:

[1, 5, 17, 85, 199, 995, 1117, 3383, 5585, 16915, 18989, 94945, 222283, 1111415, 3778811, 18894055]

約数ペア:

[(1, 18894055), (5, 3778811), (17, 1111415), (85, 222283), (199, 94945), (995, 18989), (1117, 16915), (3383, 5585)]