31378288

素因数分解:

$2^4\times {\mathrm{883}}^1\times {\mathrm{2221}}^1$

素因数の和:3112

約数の個数: 20

約数和(自身を含む): 60891688

約数和(自身を除く): 29513400

約数列:

[1, 2, 4, 8, 16, 883, 1766, 2221, 3532, 4442, 7064, 8884, 14128, 17768, 35536, 1961143, 3922286, 7844572, 15689144, 31378288]

約数ペア:

[(1, 31378288), (2, 15689144), (4, 7844572), (8, 3922286), (16, 1961143), (883, 35536), (1766, 17768), (2221, 14128), (3532, 8884), (4442, 7064)]