18030677

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 22407840

約数和(自身を除く): 4377163

約数列:

[1, 7, 19, 49, 107, 133, 181, 749, 931, 1267, 2033, 3439, 5243, 8869, 14231, 19367, 24073, 99617, 135569, 168511, 367973, 948983, 2575811, 18030677]

約数ペア:

[(1, 18030677), (7, 2575811), (19, 948983), (49, 367973), (107, 168511), (133, 135569), (181, 99617), (749, 24073), (931, 19367), (1267, 14231), (2033, 8869), (3439, 5243)]