19505104

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{53003}}^1$

素因数の和:53034

約数の個数: 20

約数和(自身を含む): 39434976

約数和(自身を除く): 19929872

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 53003, 106006, 212012, 424024, 848048, 1219069, 2438138, 4876276, 9752552, 19505104]

約数ペア:

[(1, 19505104), (2, 9752552), (4, 4876276), (8, 2438138), (16, 1219069), (23, 848048), (46, 424024), (92, 212012), (184, 106006), (368, 53003)]