20973762

素因数分解:

$2^1\times 3^3\times {\mathrm{388403}}^1$

素因数の和:388414

約数の個数: 16

約数和(自身を含む): 46608480

約数和(自身を除く): 25634718

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 388403, 776806, 1165209, 2330418, 3495627, 6991254, 10486881, 20973762]

約数ペア:

[(1, 20973762), (2, 10486881), (3, 6991254), (6, 3495627), (9, 2330418), (18, 1165209), (27, 776806), (54, 388403)]