13478738032

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{19591189}}^1$

素因数の和:19591240

約数の個数: 20

約数和(自身を含む): 26722383160

約数和(自身を除く): 13243645128

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 19591189, 39182378, 78364756, 156729512, 313459024, 842421127, 1684842254, 3369684508, 6739369016, 13478738032]

約数ペア:

[(1, 13478738032), (2, 6739369016), (4, 3369684508), (8, 1684842254), (16, 842421127), (43, 313459024), (86, 156729512), (172, 78364756), (344, 39182378), (688, 19591189)]