18908006

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{15473}}^1$

素因数の和:15535

約数の個数: 16

約数和(自身を含む): 31195584

約数和(自身を除く): 12287578

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 15473, 30946, 201149, 402298, 727231, 1454462, 9454003, 18908006]

約数ペア:

[(1, 18908006), (2, 9454003), (13, 1454462), (26, 727231), (47, 402298), (94, 201149), (611, 30946), (1222, 15473)]