19840437

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{25339}}^1$

素因数の和:25377

約数の個数: 16

約数和(自身を含む): 30408000

約数和(自身を除く): 10567563

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 25339, 76017, 228051, 684153, 734831, 2204493, 6613479, 19840437]

約数ペア:

[(1, 19840437), (3, 6613479), (9, 2204493), (27, 734831), (29, 684153), (87, 228051), (261, 76017), (783, 25339)]