19370538

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{271}}^1$

素因数の和:328

約数の個数: 72

約数和(自身を含む): 48499776

約数和(自身を除く): 29129238

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 99, 114, 171, 198, 209, 271, 342, 361, 418, 542, 627, 722, 813, 1083, 1254, 1626, 1881, 2166, 2439, 2981, 3249, 3762, 3971, 4878, 5149, 5962, 6498, 7942, 8943, 10298, 11913, 15447, 17886, 23826, 26829, 30894, 35739, 46341, 53658, 56639, 71478, 92682, 97831, 113278, 169917, 195662, 293493, 339834, 509751, 586986, 880479, 1019502, 1076141, 1760958, 2152282, 3228423, 6456846, 9685269, 19370538]

約数ペア:

[(1, 19370538), (2, 9685269), (3, 6456846), (6, 3228423), (9, 2152282), (11, 1760958), (18, 1076141), (19, 1019502), (22, 880479), (33, 586986), (38, 509751), (57, 339834), (66, 293493), (99, 195662), (114, 169917), (171, 113278), (198, 97831), (209, 92682), (271, 71478), (342, 56639), (361, 53658), (418, 46341), (542, 35739), (627, 30894), (722, 26829), (813, 23826), (1083, 17886), (1254, 15447), (1626, 11913), (1881, 10298), (2166, 8943), (2439, 7942), (2981, 6498), (3249, 5962), (3762, 5149), (3971, 4878)]