12878242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{11519}}^1$

素因数の和:11577

約数の個数: 16

約数和(自身を含む): 21288960

約数和(自身を除く): 8410718

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 11519, 23038, 149747, 299494, 495317, 990634, 6439121, 12878242]

約数ペア:

[(1, 12878242), (2, 6439121), (13, 990634), (26, 495317), (43, 299494), (86, 149747), (559, 23038), (1118, 11519)]