2004681784

素因数分解:

$2^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{328421}}^1$

素因数の和:328543

約数の個数: 32

約数和(自身を含む): 4335170400

約数和(自身を除く): 2330488616

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 109, 218, 436, 763, 872, 1526, 3052, 6104, 328421, 656842, 1313684, 2298947, 2627368, 4597894, 9195788, 18391576, 35797889, 71595778, 143191556, 250585223, 286383112, 501170446, 1002340892, 2004681784]

約数ペア:

[(1, 2004681784), (2, 1002340892), (4, 501170446), (7, 286383112), (8, 250585223), (14, 143191556), (28, 71595778), (56, 35797889), (109, 18391576), (218, 9195788), (436, 4597894), (763, 2627368), (872, 2298947), (1526, 1313684), (3052, 656842), (6104, 328421)]