20902068

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{52783}}^1$

素因数の和:52804

約数の個数: 36

約数和(自身を含む): 57640128

約数和(自身を除く): 36738060

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 52783, 105566, 158349, 211132, 316698, 475047, 580613, 633396, 950094, 1161226, 1741839, 1900188, 2322452, 3483678, 5225517, 6967356, 10451034, 20902068]

約数ペア:

[(1, 20902068), (2, 10451034), (3, 6967356), (4, 5225517), (6, 3483678), (9, 2322452), (11, 1900188), (12, 1741839), (18, 1161226), (22, 950094), (33, 633396), (36, 580613), (44, 475047), (66, 316698), (99, 211132), (132, 158349), (198, 105566), (396, 52783)]