20347711064

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{661}}^1\times {\mathrm{52711}}^1$

素因数の和:53451

約数の個数: 32

約数和(自身を含む): 38733831840

約数和(自身を除く): 18386120776

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 661, 1322, 2644, 5288, 48253, 52711, 96506, 105422, 193012, 210844, 386024, 421688, 3847903, 7695806, 15391612, 30783224, 34841971, 69683942, 139367884, 278735768, 2543463883, 5086927766, 10173855532, 20347711064]

約数ペア:

[(1, 20347711064), (2, 10173855532), (4, 5086927766), (8, 2543463883), (73, 278735768), (146, 139367884), (292, 69683942), (584, 34841971), (661, 30783224), (1322, 15391612), (2644, 7695806), (5288, 3847903), (48253, 421688), (52711, 386024), (96506, 210844), (105422, 193012)]