19274222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{2081}}^1$

素因数の和:2515

約数の個数: 16

約数和(自身を含む): 31629744

約数和(自身を除く): 12355522

約数列:

[1, 2, 11, 22, 421, 842, 2081, 4162, 4631, 9262, 22891, 45782, 876101, 1752202, 9637111, 19274222]

約数ペア:

[(1, 19274222), (2, 9637111), (11, 1752202), (22, 876101), (421, 45782), (842, 22891), (2081, 9262), (4162, 4631)]