1989968

素因数分解:

$2^4\times {\mathrm{277}}^1\times {\mathrm{449}}^1$

素因数の和:734

約数の個数: 20

約数和(自身を含む): 3878100

約数和(自身を除く): 1888132

約数列:

[1, 2, 4, 8, 16, 277, 449, 554, 898, 1108, 1796, 2216, 3592, 4432, 7184, 124373, 248746, 497492, 994984, 1989968]

約数ペア:

[(1, 1989968), (2, 994984), (4, 497492), (8, 248746), (16, 124373), (277, 7184), (449, 4432), (554, 3592), (898, 2216), (1108, 1796)]