16980595

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{349}}^1$

素因数の和:654

約数の個数: 16

約数和(自身を含む): 21067200

約数和(自身を除く): 4086605

約数列:

[1, 5, 37, 185, 263, 349, 1315, 1745, 9731, 12913, 48655, 64565, 91787, 458935, 3396119, 16980595]

約数ペア:

[(1, 16980595), (5, 3396119), (37, 458935), (185, 91787), (263, 64565), (349, 48655), (1315, 12913), (1745, 9731)]