1649894416

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{741859}}^1$

素因数の和:742006

約数の個数: 20

約数和(自身を含む): 3219672400

約数和(自身を除く): 1569777984

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 741859, 1483718, 2967436, 5934872, 11869744, 103118401, 206236802, 412473604, 824947208, 1649894416]

約数ペア:

[(1, 1649894416), (2, 824947208), (4, 412473604), (8, 206236802), (16, 103118401), (139, 11869744), (278, 5934872), (556, 2967436), (1112, 1483718), (2224, 741859)]