18995816

素因数分解:

$2^3\times 7^1\times {\mathrm{339211}}^1$

素因数の和:339224

約数の個数: 16

約数和(自身を含む): 40705440

約数和(自身を除く): 21709624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 339211, 678422, 1356844, 2374477, 2713688, 4748954, 9497908, 18995816]

約数ペア:

[(1, 18995816), (2, 9497908), (4, 4748954), (7, 2713688), (8, 2374477), (14, 1356844), (28, 678422), (56, 339211)]