17988976

素因数分解:

$2^4\times {\mathrm{563}}^1\times {\mathrm{1997}}^1$

素因数の和:2568

約数の個数: 20

約数和(自身を含む): 34933032

約数和(自身を除く): 16944056

約数列:

[1, 2, 4, 8, 16, 563, 1126, 1997, 2252, 3994, 4504, 7988, 9008, 15976, 31952, 1124311, 2248622, 4497244, 8994488, 17988976]

約数ペア:

[(1, 17988976), (2, 8994488), (4, 4497244), (8, 2248622), (16, 1124311), (563, 31952), (1126, 15976), (1997, 9008), (2252, 7988), (3994, 4504)]