19101485

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4139}}^1$

素因数の和:4228

約数の個数: 16

約数和(自身を含む): 25038720

約数和(自身を除く): 5937235

約数列:

[1, 5, 13, 65, 71, 355, 923, 4139, 4615, 20695, 53807, 269035, 293869, 1469345, 3820297, 19101485]

約数ペア:

[(1, 19101485), (5, 3820297), (13, 1469345), (65, 293869), (71, 269035), (355, 53807), (923, 20695), (4139, 4615)]