17980493797

素因数分解:

$7^2\times {\mathrm{337}}^1\times {\mathrm{383}}^1\times {\mathrm{2843}}^1$

素因数の和:3577

約数の個数: 24

約数和(自身を含む): 21040321536

約数和(自身を除く): 3059827739

約数列:

[1, 7, 49, 337, 383, 2359, 2681, 2843, 16513, 18767, 19901, 129071, 139307, 903497, 958091, 1088869, 6324479, 6706637, 7622083, 46946459, 53354581, 366948853, 2568641971, 17980493797]

約数ペア:

[(1, 17980493797), (7, 2568641971), (49, 366948853), (337, 53354581), (383, 46946459), (2359, 7622083), (2681, 6706637), (2843, 6324479), (16513, 1088869), (18767, 958091), (19901, 903497), (129071, 139307)]