18513992

素因数分解:

$2^3\times 7^1\times {\mathrm{330607}}^1$

素因数の和:330620

約数の個数: 16

約数和(自身を含む): 39672960

約数和(自身を除く): 21158968

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 330607, 661214, 1322428, 2314249, 2644856, 4628498, 9256996, 18513992]

約数ペア:

[(1, 18513992), (2, 9256996), (4, 4628498), (7, 2644856), (8, 2314249), (14, 1322428), (28, 661214), (56, 330607)]