20804535757

素因数分解:

${\mathrm{17}}^3\times {\mathrm{257}}^1\times {\mathrm{16477}}^1$

素因数の和:16785

約数の個数: 16

約数和(自身を含む): 22191911280

約数和(自身を除く): 1387375523

約数列:

[1, 17, 257, 289, 4369, 4913, 16477, 74273, 280109, 1262641, 4234589, 4761853, 71988013, 80951501, 1223796221, 20804535757]

約数ペア:

[(1, 20804535757), (17, 1223796221), (257, 80951501), (289, 71988013), (4369, 4761853), (4913, 4234589), (16477, 1262641), (74273, 280109)]