20128554

素因数分解:

$2^1\times 3^3\times {\mathrm{372751}}^1$

素因数の和:372762

約数の個数: 16

約数和(自身を含む): 44730240

約数和(自身を除く): 24601686

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 372751, 745502, 1118253, 2236506, 3354759, 6709518, 10064277, 20128554]

約数ペア:

[(1, 20128554), (2, 10064277), (3, 6709518), (6, 3354759), (9, 2236506), (18, 1118253), (27, 745502), (54, 372751)]