12980152

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:535

約数の個数: 32

約数和(自身を含む): 25225200

約数和(自身を除く): 12245048

約数列:

[1, 2, 4, 8, 43, 86, 97, 172, 194, 344, 388, 389, 776, 778, 1556, 3112, 4171, 8342, 16684, 16727, 33368, 33454, 37733, 66908, 75466, 133816, 150932, 301864, 1622519, 3245038, 6490076, 12980152]

約数ペア:

[(1, 12980152), (2, 6490076), (4, 3245038), (8, 1622519), (43, 301864), (86, 150932), (97, 133816), (172, 75466), (194, 66908), (344, 37733), (388, 33454), (389, 33368), (776, 16727), (778, 16684), (1556, 8342), (3112, 4171)]