18001869

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1277}}^1$

素因数の和:1444

約数の個数: 16

約数和(自身を含む): 24864768

約数和(自身を除く): 6862899

約数列:

[1, 3, 37, 111, 127, 381, 1277, 3831, 4699, 14097, 47249, 141747, 162179, 486537, 6000623, 18001869]

約数ペア:

[(1, 18001869), (3, 6000623), (37, 486537), (111, 162179), (127, 141747), (381, 47249), (1277, 14097), (3831, 4699)]