17985286

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2531}}^1$

素因数の和:2580

約数の個数: 32

約数和(自身を含む): 32814720

約数和(自身を除く): 14829434

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 187, 209, 323, 374, 418, 646, 2531, 3553, 5062, 7106, 27841, 43027, 48089, 55682, 86054, 96178, 473297, 528979, 817513, 946594, 1057958, 1635026, 8992643, 17985286]

約数ペア:

[(1, 17985286), (2, 8992643), (11, 1635026), (17, 1057958), (19, 946594), (22, 817513), (34, 528979), (38, 473297), (187, 96178), (209, 86054), (323, 55682), (374, 48089), (418, 43027), (646, 27841), (2531, 7106), (3553, 5062)]