208031912

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{11311}}^1$

素因数の和:11358

約数の個数: 48

約数和(自身を含む): 451348800

約数和(自身を除く): 243316888

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 121, 152, 209, 242, 418, 484, 836, 968, 1672, 2299, 4598, 9196, 11311, 18392, 22622, 45244, 90488, 124421, 214909, 248842, 429818, 497684, 859636, 995368, 1368631, 1719272, 2363999, 2737262, 4727998, 5474524, 9455996, 10949048, 18911992, 26003989, 52007978, 104015956, 208031912]

約数ペア:

[(1, 208031912), (2, 104015956), (4, 52007978), (8, 26003989), (11, 18911992), (19, 10949048), (22, 9455996), (38, 5474524), (44, 4727998), (76, 2737262), (88, 2363999), (121, 1719272), (152, 1368631), (209, 995368), (242, 859636), (418, 497684), (484, 429818), (836, 248842), (968, 214909), (1672, 124421), (2299, 90488), (4598, 45244), (9196, 22622), (11311, 18392)]