205530364

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{304039}}^1$

素因数の和:304069

約数の個数: 18

約数和(自身を含む): 389475240

約数和(自身を除く): 183944876

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 304039, 608078, 1216156, 3952507, 7905014, 15810028, 51382591, 102765182, 205530364]

約数ペア:

[(1, 205530364), (2, 102765182), (4, 51382591), (13, 15810028), (26, 7905014), (52, 3952507), (169, 1216156), (338, 608078), (676, 304039)]