25428194

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{479}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 44236800

約数和(自身を除く): 18808606

約数列:

[1, 2, 11, 19, 22, 38, 127, 209, 254, 418, 479, 958, 1397, 2413, 2794, 4826, 5269, 9101, 10538, 18202, 26543, 53086, 60833, 100111, 121666, 200222, 669163, 1155827, 1338326, 2311654, 12714097, 25428194]

約数ペア:

[(1, 25428194), (2, 12714097), (11, 2311654), (19, 1338326), (22, 1155827), (38, 669163), (127, 200222), (209, 121666), (254, 100111), (418, 60833), (479, 53086), (958, 26543), (1397, 18202), (2413, 10538), (2794, 9101), (4826, 5269)]