27720814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{17747}}^1$

素因数の和:17831

約数の個数: 16

約数和(自身を含む): 46002816

約数和(自身を除く): 18282002

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 17747, 35494, 195217, 390434, 1260037, 2520074, 13860407, 27720814]

約数ペア:

[(1, 27720814), (2, 13860407), (11, 2520074), (22, 1260037), (71, 390434), (142, 195217), (781, 35494), (1562, 17747)]