72391978

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{2011}}^1$

素因数の和:2493

約数の個数: 16

約数和(自身を含む): 111545280

約数和(自身を除く): 39153302

約数列:

[1, 2, 41, 82, 439, 878, 2011, 4022, 17999, 35998, 82451, 164902, 882829, 1765658, 36195989, 72391978]

約数ペア:

[(1, 72391978), (2, 36195989), (41, 1765658), (82, 882829), (439, 164902), (878, 82451), (2011, 35998), (4022, 17999)]