208403210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1096859}}^1$

素因数の和:1096885

約数の個数: 16

約数和(自身を含む): 394869600

約数和(自身を除く): 186466390

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1096859, 2193718, 5484295, 10968590, 20840321, 41680642, 104201605, 208403210]

約数ペア:

[(1, 208403210), (2, 104201605), (5, 41680642), (10, 20840321), (19, 10968590), (38, 5484295), (95, 2193718), (190, 1096859)]