87138544

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{39181}}^1$

素因数の和:39328

約数の個数: 20

約数和(自身を含む): 170049880

約数和(自身を除く): 82911336

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 39181, 78362, 156724, 313448, 626896, 5446159, 10892318, 21784636, 43569272, 87138544]

約数ペア:

[(1, 87138544), (2, 43569272), (4, 21784636), (8, 10892318), (16, 5446159), (139, 626896), (278, 313448), (556, 156724), (1112, 78362), (2224, 39181)]