204491488

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{421}}^1$

素因数の和:827

約数の個数: 48

約数和(自身を含む): 414103536

約数和(自身を除く): 209612048

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 353, 421, 688, 706, 842, 1376, 1412, 1684, 2824, 3368, 5648, 6736, 11296, 13472, 15179, 18103, 30358, 36206, 60716, 72412, 121432, 144824, 148613, 242864, 289648, 297226, 485728, 579296, 594452, 1188904, 2377808, 4755616, 6390359, 12780718, 25561436, 51122872, 102245744, 204491488]

約数ペア:

[(1, 204491488), (2, 102245744), (4, 51122872), (8, 25561436), (16, 12780718), (32, 6390359), (43, 4755616), (86, 2377808), (172, 1188904), (344, 594452), (353, 579296), (421, 485728), (688, 297226), (706, 289648), (842, 242864), (1376, 148613), (1412, 144824), (1684, 121432), (2824, 72412), (3368, 60716), (5648, 36206), (6736, 30358), (11296, 18103), (13472, 15179)]