28105066

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{947}}^1$

素因数の和:1050

約数の個数: 32

約数和(自身を含む): 49144320

約数和(自身を除く): 21039254

約数列:

[1, 2, 11, 19, 22, 38, 71, 142, 209, 418, 781, 947, 1349, 1562, 1894, 2698, 10417, 14839, 17993, 20834, 29678, 35986, 67237, 134474, 197923, 395846, 739607, 1277503, 1479214, 2555006, 14052533, 28105066]

約数ペア:

[(1, 28105066), (2, 14052533), (11, 2555006), (19, 1479214), (22, 1277503), (38, 739607), (71, 395846), (142, 197923), (209, 134474), (418, 67237), (781, 35986), (947, 29678), (1349, 20834), (1562, 17993), (1894, 14839), (2698, 10417)]