219949936

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{35339}}^1$

素因数の和:35736

約数の個数: 20

約数和(自身を含む): 427260600

約数和(自身を除く): 207310664

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 35339, 70678, 141356, 282712, 565424, 13746871, 27493742, 54987484, 109974968, 219949936]

約数ペア:

[(1, 219949936), (2, 109974968), (4, 54987484), (8, 27493742), (16, 13746871), (389, 565424), (778, 282712), (1556, 141356), (3112, 70678), (6224, 35339)]