1281616

素因数分解:

$2^4\times 7^1\times {\mathrm{11443}}^1$

素因数の和:11458

約数の個数: 20

約数和(自身を含む): 2838112

約数和(自身を除く): 1556496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 11443, 22886, 45772, 80101, 91544, 160202, 183088, 320404, 640808, 1281616]

約数ペア:

[(1, 1281616), (2, 640808), (4, 320404), (7, 183088), (8, 160202), (14, 91544), (16, 80101), (28, 45772), (56, 22886), (112, 11443)]