17946621

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:119

約数の個数: 96

約数和(自身を含む): 35942400

約数和(自身を除く): 17995779

約数列:

[1, 3, 7, 9, 11, 19, 21, 29, 33, 47, 57, 63, 77, 87, 99, 133, 141, 171, 203, 209, 231, 261, 319, 329, 399, 423, 517, 551, 609, 627, 693, 893, 957, 987, 1197, 1363, 1463, 1551, 1653, 1827, 1881, 2233, 2679, 2871, 2961, 3619, 3857, 4089, 4389, 4653, 4959, 6061, 6251, 6699, 8037, 9541, 9823, 10857, 11571, 12267, 13167, 14993, 18183, 18753, 20097, 25897, 28623, 29469, 32571, 34713, 42427, 44979, 54549, 56259, 68761, 77691, 85869, 88407, 104951, 127281, 134937, 181279, 206283, 233073, 284867, 314853, 381843, 543837, 618849, 854601, 944559, 1631511, 1994069, 2563803, 5982207, 17946621]

約数ペア:

[(1, 17946621), (3, 5982207), (7, 2563803), (9, 1994069), (11, 1631511), (19, 944559), (21, 854601), (29, 618849), (33, 543837), (47, 381843), (57, 314853), (63, 284867), (77, 233073), (87, 206283), (99, 181279), (133, 134937), (141, 127281), (171, 104951), (203, 88407), (209, 85869), (231, 77691), (261, 68761), (319, 56259), (329, 54549), (399, 44979), (423, 42427), (517, 34713), (551, 32571), (609, 29469), (627, 28623), (693, 25897), (893, 20097), (957, 18753), (987, 18183), (1197, 14993), (1363, 13167), (1463, 12267), (1551, 11571), (1653, 10857), (1827, 9823), (1881, 9541), (2233, 8037), (2679, 6699), (2871, 6251), (2961, 6061), (3619, 4959), (3857, 4653), (4089, 4389)]