19129788

素因数分解:

$2^2\times 3^2\times {\mathrm{531383}}^1$

素因数の和:531393

約数の個数: 18

約数和(自身を含む): 48355944

約数和(自身を除く): 29226156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 531383, 1062766, 1594149, 2125532, 3188298, 4782447, 6376596, 9564894, 19129788]

約数ペア:

[(1, 19129788), (2, 9564894), (3, 6376596), (4, 4782447), (6, 3188298), (9, 2125532), (12, 1594149), (18, 1062766), (36, 531383)]