20405094

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{147863}}^1$

素因数の和:147891

約数の個数: 16

約数和(自身を含む): 42584832

約数和(自身を除く): 22179738

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 147863, 295726, 443589, 887178, 3400849, 6801698, 10202547, 20405094]

約数ペア:

[(1, 20405094), (2, 10202547), (3, 6801698), (6, 3400849), (23, 887178), (46, 443589), (69, 295726), (138, 147863)]