19389537

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{14081}}^1$

素因数の和:14110

約数の個数: 20

約数和(自身を含む): 30670596

約数和(自身を除く): 11281059

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 14081, 42243, 126729, 239377, 380187, 718131, 1140561, 2154393, 6463179, 19389537]

約数ペア:

[(1, 19389537), (3, 6463179), (9, 2154393), (17, 1140561), (27, 718131), (51, 380187), (81, 239377), (153, 126729), (459, 42243), (1377, 14081)]