205164856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1972739}}^1$

素因数の和:1972758

約数の個数: 16

約数和(自身を含む): 414275400

約数和(自身を除く): 209110544

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1972739, 3945478, 7890956, 15781912, 25645607, 51291214, 102582428, 205164856]

約数ペア:

[(1, 205164856), (2, 102582428), (4, 51291214), (8, 25645607), (13, 15781912), (26, 7890956), (52, 3945478), (104, 1972739)]