18884537

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1327}}^1$

素因数の和:1460

約数の個数: 16

約数和(自身を含む): 22947840

約数和(自身を除く): 4063303

約数列:

[1, 7, 19, 107, 133, 749, 1327, 2033, 9289, 14231, 25213, 141989, 176491, 993923, 2697791, 18884537]

約数ペア:

[(1, 18884537), (7, 2697791), (19, 993923), (107, 176491), (133, 141989), (749, 25213), (1327, 14231), (2033, 9289)]