20139196

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{9341}}^1$

素因数の和:9370

約数の個数: 36

約数和(自身を含む): 44729496

約数和(自身を除く): 24590300

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 9341, 18682, 37364, 65387, 102751, 130774, 205502, 261548, 411004, 457709, 719257, 915418, 1438514, 1830836, 2877028, 5034799, 10069598, 20139196]

約数ペア:

[(1, 20139196), (2, 10069598), (4, 5034799), (7, 2877028), (11, 1830836), (14, 1438514), (22, 915418), (28, 719257), (44, 457709), (49, 411004), (77, 261548), (98, 205502), (154, 130774), (196, 102751), (308, 65387), (539, 37364), (1078, 18682), (2156, 9341)]