19489554

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1163}}^1$

素因数の和:1204

約数の個数: 72

約数和(自身を含む): 51751440

約数和(自身を除く): 32261886

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 49, 57, 63, 98, 114, 126, 133, 147, 171, 266, 294, 342, 399, 441, 798, 882, 931, 1163, 1197, 1862, 2326, 2394, 2793, 3489, 5586, 6978, 8141, 8379, 10467, 16282, 16758, 20934, 22097, 24423, 44194, 48846, 56987, 66291, 73269, 113974, 132582, 146538, 154679, 170961, 198873, 309358, 341922, 397746, 464037, 512883, 928074, 1025766, 1082753, 1392111, 2165506, 2784222, 3248259, 6496518, 9744777, 19489554]

約数ペア:

[(1, 19489554), (2, 9744777), (3, 6496518), (6, 3248259), (7, 2784222), (9, 2165506), (14, 1392111), (18, 1082753), (19, 1025766), (21, 928074), (38, 512883), (42, 464037), (49, 397746), (57, 341922), (63, 309358), (98, 198873), (114, 170961), (126, 154679), (133, 146538), (147, 132582), (171, 113974), (266, 73269), (294, 66291), (342, 56987), (399, 48846), (441, 44194), (798, 24423), (882, 22097), (931, 20934), (1163, 16758), (1197, 16282), (1862, 10467), (2326, 8379), (2394, 8141), (2793, 6978), (3489, 5586)]