19340937

素因数分解:

$3^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{443}}^1$

素因数の和:480

約数の個数: 60

約数和(自身を含む): 36747216

約数和(自身を除く): 17406279

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 81, 99, 147, 189, 231, 297, 441, 443, 539, 567, 693, 891, 1323, 1329, 1617, 2079, 3101, 3969, 3987, 4851, 4873, 6237, 9303, 11961, 14553, 14619, 21707, 27909, 34111, 35883, 43659, 43857, 65121, 83727, 102333, 131571, 195363, 238777, 251181, 306999, 394713, 586089, 716331, 920997, 1758267, 2148993, 2762991, 6446979, 19340937]

約数ペア:

[(1, 19340937), (3, 6446979), (7, 2762991), (9, 2148993), (11, 1758267), (21, 920997), (27, 716331), (33, 586089), (49, 394713), (63, 306999), (77, 251181), (81, 238777), (99, 195363), (147, 131571), (189, 102333), (231, 83727), (297, 65121), (441, 43857), (443, 43659), (539, 35883), (567, 34111), (693, 27909), (891, 21707), (1323, 14619), (1329, 14553), (1617, 11961), (2079, 9303), (3101, 6237), (3969, 4873), (3987, 4851)]