19125186160

素因数分解:

$2^4\times 5^1\times {\mathrm{239064827}}^1$

素因数の和:239064840

約数の個数: 20

約数和(自身を含む): 44466058008

約数和(自身を除く): 25340871848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239064827, 478129654, 956259308, 1195324135, 1912518616, 2390648270, 3825037232, 4781296540, 9562593080, 19125186160]

約数ペア:

[(1, 19125186160), (2, 9562593080), (4, 4781296540), (5, 3825037232), (8, 2390648270), (10, 1912518616), (16, 1195324135), (20, 956259308), (40, 478129654), (80, 239064827)]