20235046167

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{69809}}^1$

素因数の和:69972

約数の個数: 48

約数和(自身を含む): 34500660480

約数和(自身を除く): 14265614313

約数列:

[1, 3, 7, 9, 21, 43, 63, 107, 129, 301, 321, 387, 749, 903, 963, 2247, 2709, 4601, 6741, 13803, 32207, 41409, 69809, 96621, 209427, 289863, 488663, 628281, 1465989, 3001787, 4397967, 7469563, 9005361, 21012509, 22408689, 27016083, 52286941, 63037527, 67226067, 156860823, 189112581, 321191209, 470582469, 963573627, 2248338463, 2890720881, 6745015389, 20235046167]

約数ペア:

[(1, 20235046167), (3, 6745015389), (7, 2890720881), (9, 2248338463), (21, 963573627), (43, 470582469), (63, 321191209), (107, 189112581), (129, 156860823), (301, 67226067), (321, 63037527), (387, 52286941), (749, 27016083), (903, 22408689), (963, 21012509), (2247, 9005361), (2709, 7469563), (4601, 4397967), (6741, 3001787), (13803, 1465989), (32207, 628281), (41409, 488663), (69809, 289863), (96621, 209427)]