205317182

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{1559}}^1$

素因数の和:2000

約数の個数: 32

約数和(自身を含む): 368409600

約数和(自身を除く): 163092418

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 409, 818, 1559, 2863, 3118, 5726, 9407, 10913, 18814, 21826, 35857, 65849, 71714, 131698, 250999, 501998, 637631, 1275262, 4463417, 8926834, 14665513, 29331026, 102658591, 205317182]

約数ペア:

[(1, 205317182), (2, 102658591), (7, 29331026), (14, 14665513), (23, 8926834), (46, 4463417), (161, 1275262), (322, 637631), (409, 501998), (818, 250999), (1559, 131698), (2863, 71714), (3118, 65849), (5726, 35857), (9407, 21826), (10913, 18814)]