17808752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{85619}}^1$

素因数の和:85640

約数の個数: 20

約数和(自身を含む): 37159080

約数和(自身を除く): 19350328

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 85619, 171238, 342476, 684952, 1113047, 1369904, 2226094, 4452188, 8904376, 17808752]

約数ペア:

[(1, 17808752), (2, 8904376), (4, 4452188), (8, 2226094), (13, 1369904), (16, 1113047), (26, 684952), (52, 342476), (104, 171238), (208, 85619)]