19938039

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{1187}}^1$

素因数の和:1710

約数の個数: 16

約数和(自身を含む): 29082240

約数和(自身を除く): 9144201

約数列:

[1, 3, 11, 33, 509, 1187, 1527, 3561, 5599, 13057, 16797, 39171, 604183, 1812549, 6646013, 19938039]

約数ペア:

[(1, 19938039), (3, 6646013), (11, 1812549), (33, 604183), (509, 39171), (1187, 16797), (1527, 13057), (3561, 5599)]