209675686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{25147}}^1$

素因数の和:25539

約数の個数: 16

約数和(自身を含む): 344024640

約数和(自身を除く): 134348954

約数列:

[1, 2, 11, 22, 379, 758, 4169, 8338, 25147, 50294, 276617, 553234, 9530713, 19061426, 104837843, 209675686]

約数ペア:

[(1, 209675686), (2, 104837843), (11, 19061426), (22, 9530713), (379, 553234), (758, 276617), (4169, 50294), (8338, 25147)]