2586388

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1301}}^1$

素因数の和:1383

約数の個数: 24

約数和(自身を含む): 5249664

約数和(自身を除く): 2663276

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1301, 1988, 2602, 5204, 9107, 18214, 36428, 92371, 184742, 369484, 646597, 1293194, 2586388]

約数ペア:

[(1, 2586388), (2, 1293194), (4, 646597), (7, 369484), (14, 184742), (28, 92371), (71, 36428), (142, 18214), (284, 9107), (497, 5204), (994, 2602), (1301, 1988)]