18884290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{99391}}^1$

素因数の和:99417

約数の個数: 16

約数和(自身を含む): 35781120

約数和(自身を除く): 16896830

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 99391, 198782, 496955, 993910, 1888429, 3776858, 9442145, 18884290]

約数ペア:

[(1, 18884290), (2, 9442145), (5, 3776858), (10, 1888429), (19, 993910), (38, 496955), (95, 198782), (190, 99391)]