199923187

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{3391}}^1$

素因数の和:3546

約数の個数: 16

約数和(自身を含む): 219801600

約数和(自身を除く): 19878413

約数列:

[1, 19, 29, 107, 551, 2033, 3103, 3391, 58957, 64429, 98339, 362837, 1868441, 6893903, 10522273, 199923187]

約数ペア:

[(1, 199923187), (19, 10522273), (29, 6893903), (107, 1868441), (551, 362837), (2033, 98339), (3103, 64429), (3391, 58957)]