19995349

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4649}}^1$

素因数の和:4700

約数の個数: 16

約数和(自身を含む): 24105600

約数和(自身を除く): 4110251

約数列:

[1, 11, 17, 23, 187, 253, 391, 4301, 4649, 51139, 79033, 106927, 869363, 1176197, 1817759, 19995349]

約数ペア:

[(1, 19995349), (11, 1817759), (17, 1176197), (23, 869363), (187, 106927), (253, 79033), (391, 51139), (4301, 4649)]