19857224

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{146009}}^1$

素因数の和:146032

約数の個数: 16

約数和(自身を含む): 39422700

約数和(自身を除く): 19565476

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 146009, 292018, 584036, 1168072, 2482153, 4964306, 9928612, 19857224]

約数ペア:

[(1, 19857224), (2, 9928612), (4, 4964306), (8, 2482153), (17, 1168072), (34, 584036), (68, 292018), (136, 146009)]