18887869

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18869}}^1$

素因数の和:18900

約数の個数: 16

約数和(自身を含む): 25361280

約数和(自身を除く): 6473411

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 18869, 132083, 207559, 245297, 1452913, 1717079, 2698267, 18887869]

約数ペア:

[(1, 18887869), (7, 2698267), (11, 1717079), (13, 1452913), (77, 245297), (91, 207559), (143, 132083), (1001, 18869)]