19328685

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18149}}^1$

素因数の和:18228

約数の個数: 16

約数和(自身を含む): 31363200

約数和(自身を除く): 12034515

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 18149, 54447, 90745, 272235, 1288579, 3865737, 6442895, 19328685]

約数ペア:

[(1, 19328685), (3, 6442895), (5, 3865737), (15, 1288579), (71, 272235), (213, 90745), (355, 54447), (1065, 18149)]