20375049

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{9661}}^1$

素因数の和:9720

約数の個数: 16

約数和(自身を含む): 29372480

約数和(自身を除く): 8997431

約数列:

[1, 3, 19, 37, 57, 111, 703, 2109, 9661, 28983, 183559, 357457, 550677, 1072371, 6791683, 20375049]

約数ペア:

[(1, 20375049), (3, 6791683), (19, 1072371), (37, 550677), (57, 357457), (111, 183559), (703, 28983), (2109, 9661)]