2047312

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{643}}^1$

素因数の和:850

約数の個数: 20

約数和(自身を含む): 3992800

約数和(自身を除く): 1945488

約数列:

[1, 2, 4, 8, 16, 199, 398, 643, 796, 1286, 1592, 2572, 3184, 5144, 10288, 127957, 255914, 511828, 1023656, 2047312]

約数ペア:

[(1, 2047312), (2, 1023656), (4, 511828), (8, 255914), (16, 127957), (199, 10288), (398, 5144), (643, 3184), (796, 2572), (1286, 1592)]