20128768418

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{277}}^1\times {\mathrm{300277}}^1$

素因数の和:300578

約数の個数: 24

約数和(自身を含む): 33307436316

約数和(自身を除く): 13178667898

約数列:

[1, 2, 11, 22, 121, 242, 277, 554, 3047, 6094, 33517, 67034, 300277, 600554, 3303047, 6606094, 36333517, 72667034, 83176729, 166353458, 914944019, 1829888038, 10064384209, 20128768418]

約数ペア:

[(1, 20128768418), (2, 10064384209), (11, 1829888038), (22, 914944019), (121, 166353458), (242, 83176729), (277, 72667034), (554, 36333517), (3047, 6606094), (6094, 3303047), (33517, 600554), (67034, 300277)]