18125968

素因数分解:

$2^4\times 7^1\times {\mathrm{161839}}^1$

素因数の和:161854

約数の個数: 20

約数和(自身を含む): 40136320

約数和(自身を除く): 22010352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 161839, 323678, 647356, 1132873, 1294712, 2265746, 2589424, 4531492, 9062984, 18125968]

約数ペア:

[(1, 18125968), (2, 9062984), (4, 4531492), (7, 2589424), (8, 2265746), (14, 1294712), (16, 1132873), (28, 647356), (56, 323678), (112, 161839)]