27920944

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{15443}}^1$

素因数の和:15564

約数の個数: 20

約数和(自身を含む): 54579096

約数和(自身を除く): 26658152

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 15443, 30886, 61772, 123544, 247088, 1745059, 3490118, 6980236, 13960472, 27920944]

約数ペア:

[(1, 27920944), (2, 13960472), (4, 6980236), (8, 3490118), (16, 1745059), (113, 247088), (226, 123544), (452, 61772), (904, 30886), (1808, 15443)]