997888

素因数分解:

$2^9\times {\mathrm{1949}}^1$

素因数の和:1967

約数の個数: 20

約数和(自身を含む): 1994850

約数和(自身を除く): 996962

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1949, 3898, 7796, 15592, 31184, 62368, 124736, 249472, 498944, 997888]

約数ペア:

[(1, 997888), (2, 498944), (4, 249472), (8, 124736), (16, 62368), (32, 31184), (64, 15592), (128, 7796), (256, 3898), (512, 1949)]