19631997

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:124

約数の個数: 96

約数和(自身を含む): 39398400

約数和(自身を除く): 19766403

約数列:

[1, 3, 7, 9, 11, 19, 21, 27, 33, 49, 57, 63, 71, 77, 99, 133, 147, 171, 189, 209, 213, 231, 297, 399, 441, 497, 513, 539, 627, 639, 693, 781, 931, 1197, 1323, 1349, 1463, 1491, 1617, 1881, 1917, 2079, 2343, 2793, 3479, 3591, 4047, 4389, 4473, 4851, 5467, 5643, 7029, 8379, 9443, 10241, 10437, 12141, 13167, 13419, 14553, 14839, 16401, 21087, 25137, 28329, 30723, 31311, 36423, 38269, 39501, 44517, 49203, 66101, 84987, 92169, 93933, 103873, 114807, 133551, 147609, 198303, 254961, 276507, 311619, 344421, 400653, 594909, 727111, 934857, 1033263, 1784727, 2181333, 2804571, 6543999, 19631997]

約数ペア:

[(1, 19631997), (3, 6543999), (7, 2804571), (9, 2181333), (11, 1784727), (19, 1033263), (21, 934857), (27, 727111), (33, 594909), (49, 400653), (57, 344421), (63, 311619), (71, 276507), (77, 254961), (99, 198303), (133, 147609), (147, 133551), (171, 114807), (189, 103873), (209, 93933), (213, 92169), (231, 84987), (297, 66101), (399, 49203), (441, 44517), (497, 39501), (513, 38269), (539, 36423), (627, 31311), (639, 30723), (693, 28329), (781, 25137), (931, 21087), (1197, 16401), (1323, 14839), (1349, 14553), (1463, 13419), (1491, 13167), (1617, 12141), (1881, 10437), (1917, 10241), (2079, 9443), (2343, 8379), (2793, 7029), (3479, 5643), (3591, 5467), (4047, 4851), (4389, 4473)]