19159994

素因数分解:

$2^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{1381}}^1$

素因数の和:2381

約数の個数: 16

約数和(自身を含む): 32902656

約数和(自身を除く): 13742662

約数列:

[1, 2, 7, 14, 991, 1381, 1982, 2762, 6937, 9667, 13874, 19334, 1368571, 2737142, 9579997, 19159994]

約数ペア:

[(1, 19159994), (2, 9579997), (7, 2737142), (14, 1368571), (991, 19334), (1381, 13874), (1982, 9667), (2762, 6937)]