131224336

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{431659}}^1$

素因数の和:431686

約数の個数: 20

約数和(自身を含む): 267629200

約数和(自身を除く): 136404864

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 431659, 863318, 1726636, 3453272, 6906544, 8201521, 16403042, 32806084, 65612168, 131224336]

約数ペア:

[(1, 131224336), (2, 65612168), (4, 32806084), (8, 16403042), (16, 8201521), (19, 6906544), (38, 3453272), (76, 1726636), (152, 863318), (304, 431659)]