19649088005

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1\times {\mathrm{197389}}^1$

素因数の和:197900

約数の個数: 16

約数和(自身を含む): 24179485440

約数和(自身を除く): 4530397435

約数列:

[1, 5, 43, 215, 463, 2315, 19909, 99545, 197389, 986945, 8487727, 42438635, 91391107, 456955535, 3929817601, 19649088005]

約数ペア:

[(1, 19649088005), (5, 3929817601), (43, 456955535), (215, 91391107), (463, 42438635), (2315, 8487727), (19909, 986945), (99545, 197389)]