207922052

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{307577}}^1$

素因数の和:307607

約数の個数: 18

約数和(自身を含む): 394007418

約数和(自身を除く): 186085366

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 307577, 615154, 1230308, 3998501, 7997002, 15994004, 51980513, 103961026, 207922052]

約数ペア:

[(1, 207922052), (2, 103961026), (4, 51980513), (13, 15994004), (26, 7997002), (52, 3998501), (169, 1230308), (338, 615154), (676, 307577)]