18819488

素因数分解:

$2^5\times {\mathrm{139}}^1\times {\mathrm{4231}}^1$

素因数の和:4380

約数の個数: 24

約数和(自身を含む): 37326240

約数和(自身を除く): 18506752

約数列:

[1, 2, 4, 8, 16, 32, 139, 278, 556, 1112, 2224, 4231, 4448, 8462, 16924, 33848, 67696, 135392, 588109, 1176218, 2352436, 4704872, 9409744, 18819488]

約数ペア:

[(1, 18819488), (2, 9409744), (4, 4704872), (8, 2352436), (16, 1176218), (32, 588109), (139, 135392), (278, 67696), (556, 33848), (1112, 16924), (2224, 8462), (4231, 4448)]