18021729

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{7481}}^1$

素因数の和:7568

約数の個数: 16

約数和(自身を含む): 26576064

約数和(自身を除く): 8554335

約数列:

[1, 3, 11, 33, 73, 219, 803, 2409, 7481, 22443, 82291, 246873, 546113, 1638339, 6007243, 18021729]

約数ペア:

[(1, 18021729), (3, 6007243), (11, 1638339), (33, 546113), (73, 246873), (219, 82291), (803, 22443), (2409, 7481)]