168889257548

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{18365513}}^1$

素因数の和:18365558

約数の個数: 36

約数和(自身を含む): 341965870680

約数和(自身を除く): 173076613132

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 418, 484, 836, 2299, 4598, 9196, 18365513, 36731026, 73462052, 202020643, 348944747, 404041286, 697889494, 808082572, 1395778988, 2222227073, 3838392217, 4444454146, 7676784434, 8888908292, 15353568868, 42222314387, 84444628774, 168889257548]

約数ペア:

[(1, 168889257548), (2, 84444628774), (4, 42222314387), (11, 15353568868), (19, 8888908292), (22, 7676784434), (38, 4444454146), (44, 3838392217), (76, 2222227073), (121, 1395778988), (209, 808082572), (242, 697889494), (418, 404041286), (484, 348944747), (836, 202020643), (2299, 73462052), (4598, 36731026), (9196, 18365513)]