218694218

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{108587}}^1$

素因数の和:108661

約数の個数: 16

約数和(自身を含む): 351825120

約数和(自身を除く): 133130902

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 108587, 217174, 2063153, 4126306, 5755111, 11510222, 109347109, 218694218]

約数ペア:

[(1, 218694218), (2, 109347109), (19, 11510222), (38, 5755111), (53, 4126306), (106, 2063153), (1007, 217174), (2014, 108587)]