18773069

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1327}}^1$

素因数の和:1424

約数の個数: 16

約数和(自身を含む): 22437888

約数和(自身を除く): 3664819

約数列:

[1, 7, 43, 47, 301, 329, 1327, 2021, 9289, 14147, 57061, 62369, 399427, 436583, 2681867, 18773069]

約数ペア:

[(1, 18773069), (7, 2681867), (43, 436583), (47, 399427), (301, 62369), (329, 57061), (1327, 14147), (2021, 9289)]