87968912

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{56681}}^1$

素因数の和:56786

約数の個数: 20

約数和(自身を含む): 172199916

約数和(自身を除く): 84231004

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 56681, 113362, 226724, 453448, 906896, 5498057, 10996114, 21992228, 43984456, 87968912]

約数ペア:

[(1, 87968912), (2, 43984456), (4, 21992228), (8, 10996114), (16, 5498057), (97, 906896), (194, 453448), (388, 226724), (776, 113362), (1552, 56681)]