19156760881

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{115987}}^1$

素因数の和:116220

約数の個数: 16

約数和(自身を含む): 20577199104

約数和(自身を除く): 1420438223

約数列:

[1, 23, 43, 167, 989, 3841, 7181, 115987, 165163, 2667701, 4987441, 19369829, 114711143, 445506067, 832902647, 19156760881]

約数ペア:

[(1, 19156760881), (23, 832902647), (43, 445506067), (167, 114711143), (989, 19369829), (3841, 4987441), (7181, 2667701), (115987, 165163)]