12145712

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{39953}}^1$

素因数の和:39980

約数の個数: 20

約数和(自身を含む): 24771480

約数和(自身を除く): 12625768

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 39953, 79906, 159812, 319624, 639248, 759107, 1518214, 3036428, 6072856, 12145712]

約数ペア:

[(1, 12145712), (2, 6072856), (4, 3036428), (8, 1518214), (16, 759107), (19, 639248), (38, 319624), (76, 159812), (152, 79906), (304, 39953)]