19037301

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{643}}^1$

素因数の和:856

約数の個数: 16

約数和(自身を含む): 25966080

約数和(自身を除く): 6928779

約数列:

[1, 3, 71, 139, 213, 417, 643, 1929, 9869, 29607, 45653, 89377, 136959, 268131, 6345767, 19037301]

約数ペア:

[(1, 19037301), (3, 6345767), (71, 268131), (139, 136959), (213, 89377), (417, 45653), (643, 29607), (1929, 9869)]