19120112

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{108637}}^1$

素因数の和:108656

約数の個数: 20

約数和(自身を含む): 40413336

約数和(自身を除く): 21293224

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 108637, 217274, 434548, 869096, 1195007, 1738192, 2390014, 4780028, 9560056, 19120112]

約数ペア:

[(1, 19120112), (2, 9560056), (4, 4780028), (8, 2390014), (11, 1738192), (16, 1195007), (22, 869096), (44, 434548), (88, 217274), (176, 108637)]