19693142

素因数分解:

$2^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{4523}}^1$

素因数の和:4843

約数の個数: 16

約数和(自身を含む): 33875712

約数和(自身を除く): 14182570

約数列:

[1, 2, 7, 14, 311, 622, 2177, 4354, 4523, 9046, 31661, 63322, 1406653, 2813306, 9846571, 19693142]

約数ペア:

[(1, 19693142), (2, 9846571), (7, 2813306), (14, 1406653), (311, 63322), (622, 31661), (2177, 9046), (4354, 4523)]