203939978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1\times {\mathrm{421}}^1$

素因数の和:758

約数の個数: 32

約数和(自身を含む): 339450048

約数和(自身を除く): 135510070

約数列:

[1, 2, 11, 22, 97, 194, 227, 421, 454, 842, 1067, 2134, 2497, 4631, 4994, 9262, 22019, 40837, 44038, 81674, 95567, 191134, 242209, 449207, 484418, 898414, 1051237, 2102474, 9269999, 18539998, 101969989, 203939978]

約数ペア:

[(1, 203939978), (2, 101969989), (11, 18539998), (22, 9269999), (97, 2102474), (194, 1051237), (227, 898414), (421, 484418), (454, 449207), (842, 242209), (1067, 191134), (2134, 95567), (2497, 81674), (4631, 44038), (4994, 40837), (9262, 22019)]