20776888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1319}}^1$

素因数の和:1515

約数の個数: 32

約数和(自身を含む): 42768000

約数和(自身を除く): 21991112

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 179, 358, 716, 1319, 1432, 1969, 2638, 3938, 5276, 7876, 10552, 14509, 15752, 29018, 58036, 116072, 236101, 472202, 944404, 1888808, 2597111, 5194222, 10388444, 20776888]

約数ペア:

[(1, 20776888), (2, 10388444), (4, 5194222), (8, 2597111), (11, 1888808), (22, 944404), (44, 472202), (88, 236101), (179, 116072), (358, 58036), (716, 29018), (1319, 15752), (1432, 14509), (1969, 10552), (2638, 7876), (3938, 5276)]