2203984

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{991}}^1$

素因数の和:1138

約数の個数: 20

約数和(自身を含む): 4305280

約数和(自身を除く): 2101296

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 991, 1112, 1982, 2224, 3964, 7928, 15856, 137749, 275498, 550996, 1101992, 2203984]

約数ペア:

[(1, 2203984), (2, 1101992), (4, 550996), (8, 275498), (16, 137749), (139, 15856), (278, 7928), (556, 3964), (991, 2224), (1112, 1982)]