18693910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{98389}}^1$

素因数の和:98415

約数の個数: 16

約数和(自身を含む): 35420400

約数和(自身を除く): 16726490

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 98389, 196778, 491945, 983890, 1869391, 3738782, 9346955, 18693910]

約数ペア:

[(1, 18693910), (2, 9346955), (5, 3738782), (10, 1869391), (19, 983890), (38, 491945), (95, 196778), (190, 98389)]