19193418

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:563

約数の個数: 48

約数和(自身を含む): 43636320

約数和(自身を除く): 24442902

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 83, 87, 166, 174, 249, 261, 443, 498, 522, 747, 886, 1329, 1494, 2407, 2658, 3987, 4814, 7221, 7974, 12847, 14442, 21663, 25694, 36769, 38541, 43326, 73538, 77082, 110307, 115623, 220614, 231246, 330921, 661842, 1066301, 2132602, 3198903, 6397806, 9596709, 19193418]

約数ペア:

[(1, 19193418), (2, 9596709), (3, 6397806), (6, 3198903), (9, 2132602), (18, 1066301), (29, 661842), (58, 330921), (83, 231246), (87, 220614), (166, 115623), (174, 110307), (249, 77082), (261, 73538), (443, 43326), (498, 38541), (522, 36769), (747, 25694), (886, 21663), (1329, 14442), (1494, 12847), (2407, 7974), (2658, 7221), (3987, 4814)]