39039868

素因数分解:

$2^2\times 7^2\times {\mathrm{409}}^1\times {\mathrm{487}}^1$

素因数の和:914

約数の個数: 36

約数和(自身を含む): 79831920

約数和(自身を除く): 40792052

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 409, 487, 818, 974, 1636, 1948, 2863, 3409, 5726, 6818, 11452, 13636, 20041, 23863, 40082, 47726, 80164, 95452, 199183, 398366, 796732, 1394281, 2788562, 5577124, 9759967, 19519934, 39039868]

約数ペア:

[(1, 39039868), (2, 19519934), (4, 9759967), (7, 5577124), (14, 2788562), (28, 1394281), (49, 796732), (98, 398366), (196, 199183), (409, 95452), (487, 80164), (818, 47726), (974, 40082), (1636, 23863), (1948, 20041), (2863, 13636), (3409, 11452), (5726, 6818)]