12939788

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{139}}^1$

素因数の和:234

約数の個数: 36

約数和(自身を含む): 24819480

約数和(自身を除く): 11879692

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 139, 148, 278, 556, 629, 1258, 1369, 2363, 2516, 2738, 4726, 5143, 5476, 9452, 10286, 20572, 23273, 46546, 87431, 93092, 174862, 190291, 349724, 380582, 761164, 3234947, 6469894, 12939788]

約数ペア:

[(1, 12939788), (2, 6469894), (4, 3234947), (17, 761164), (34, 380582), (37, 349724), (68, 190291), (74, 174862), (139, 93092), (148, 87431), (278, 46546), (556, 23273), (629, 20572), (1258, 10286), (1369, 9452), (2363, 5476), (2516, 5143), (2738, 4726)]