18377968

素因数分解:

$2^4\times 7^1\times {\mathrm{164089}}^1$

素因数の和:164104

約数の個数: 20

約数和(自身を含む): 40694320

約数和(自身を除く): 22316352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 164089, 328178, 656356, 1148623, 1312712, 2297246, 2625424, 4594492, 9188984, 18377968]

約数ペア:

[(1, 18377968), (2, 9188984), (4, 4594492), (7, 2625424), (8, 2297246), (14, 1312712), (16, 1148623), (28, 656356), (56, 328178), (112, 164089)]