2018351361

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^2\times {\mathrm{271}}^1$

素因数の和:371

約数の個数: 72

約数和(自身を含む): 3209275776

約数和(自身を除く): 1190924415

約数列:

[1, 3, 13, 19, 23, 39, 57, 69, 247, 271, 299, 361, 437, 529, 741, 813, 897, 1083, 1311, 1587, 3523, 4693, 5149, 5681, 6233, 6877, 8303, 10051, 10569, 14079, 15447, 17043, 18699, 20631, 24909, 30153, 66937, 81029, 97831, 107939, 118427, 130663, 143359, 190969, 200811, 243087, 293493, 323817, 355281, 391989, 430077, 572907, 1271803, 1539551, 1863667, 2250113, 2482597, 2723821, 3815409, 4618653, 5591001, 6750339, 7447791, 8171463, 29251469, 35409673, 51752599, 87754407, 106229019, 155257797, 672783787, 2018351361]

約数ペア:

[(1, 2018351361), (3, 672783787), (13, 155257797), (19, 106229019), (23, 87754407), (39, 51752599), (57, 35409673), (69, 29251469), (247, 8171463), (271, 7447791), (299, 6750339), (361, 5591001), (437, 4618653), (529, 3815409), (741, 2723821), (813, 2482597), (897, 2250113), (1083, 1863667), (1311, 1539551), (1587, 1271803), (3523, 572907), (4693, 430077), (5149, 391989), (5681, 355281), (6233, 323817), (6877, 293493), (8303, 243087), (10051, 200811), (10569, 190969), (14079, 143359), (15447, 130663), (17043, 118427), (18699, 107939), (20631, 97831), (24909, 81029), (30153, 66937)]