15891942

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:106

約数の個数: 96

約数和(自身を含む): 39502080

約数和(自身を除く): 23610138

約数列:

[1, 2, 3, 6, 11, 19, 22, 23, 29, 33, 38, 46, 57, 58, 66, 69, 87, 114, 138, 174, 209, 253, 319, 361, 418, 437, 506, 551, 627, 638, 667, 722, 759, 874, 957, 1083, 1102, 1254, 1311, 1334, 1518, 1653, 1914, 2001, 2166, 2622, 3306, 3971, 4002, 4807, 6061, 7337, 7942, 8303, 9614, 10469, 11913, 12122, 12673, 14421, 14674, 16606, 18183, 20938, 22011, 23826, 24909, 25346, 28842, 31407, 36366, 38019, 44022, 49818, 62814, 76038, 91333, 115159, 139403, 182666, 230318, 240787, 273999, 278806, 345477, 418209, 481574, 547998, 690954, 722361, 836418, 1444722, 2648657, 5297314, 7945971, 15891942]

約数ペア:

[(1, 15891942), (2, 7945971), (3, 5297314), (6, 2648657), (11, 1444722), (19, 836418), (22, 722361), (23, 690954), (29, 547998), (33, 481574), (38, 418209), (46, 345477), (57, 278806), (58, 273999), (66, 240787), (69, 230318), (87, 182666), (114, 139403), (138, 115159), (174, 91333), (209, 76038), (253, 62814), (319, 49818), (361, 44022), (418, 38019), (437, 36366), (506, 31407), (551, 28842), (627, 25346), (638, 24909), (667, 23826), (722, 22011), (759, 20938), (874, 18183), (957, 16606), (1083, 14674), (1102, 14421), (1254, 12673), (1311, 12122), (1334, 11913), (1518, 10469), (1653, 9614), (1914, 8303), (2001, 7942), (2166, 7337), (2622, 6061), (3306, 4807), (3971, 4002)]