18955585

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{3221}}^1$

素因数の和:3344

約数の個数: 16

約数和(自身を含む): 25054272

約数和(自身を除く): 6098687

約数列:

[1, 5, 11, 55, 107, 535, 1177, 3221, 5885, 16105, 35431, 177155, 344647, 1723235, 3791117, 18955585]

約数ペア:

[(1, 18955585), (5, 3791117), (11, 1723235), (55, 344647), (107, 177155), (535, 35431), (1177, 16105), (3221, 5885)]