20768156966

素因数分解:

$2^1\times {\mathrm{653}}^1\times {\mathrm{1997}}^1\times {\mathrm{7963}}^1$

素因数の和:10615

約数の個数: 16

約数和(自身を含む): 31219485264

約数和(自身を除く): 10451328298

約数列:

[1, 2, 653, 1306, 1997, 3994, 7963, 15926, 1304041, 2608082, 5199839, 10399678, 15902111, 31804222, 10384078483, 20768156966]

約数ペア:

[(1, 20768156966), (2, 10384078483), (653, 31804222), (1306, 15902111), (1997, 10399678), (3994, 5199839), (7963, 2608082), (15926, 1304041)]