20128995635

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{9428101}}^1$

素因数の和:9428174

約数の個数: 16

約数和(自身を含む): 28058031552

約数和(自身を除く): 7929035917

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 9428101, 47140505, 65996707, 329983535, 575114161, 2875570805, 4025799127, 20128995635]

約数ペア:

[(1, 20128995635), (5, 4025799127), (7, 2875570805), (35, 575114161), (61, 329983535), (305, 65996707), (427, 47140505), (2135, 9428101)]