19364751

素因数分解:

$3^4\times 7^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:91

約数の個数: 80

約数和(自身を含む): 36590400

約数和(自身を除く): 17225649

約数列:

[1, 3, 7, 9, 17, 21, 27, 41, 49, 51, 63, 81, 119, 123, 147, 153, 189, 287, 343, 357, 369, 441, 459, 567, 697, 833, 861, 1029, 1071, 1107, 1323, 1377, 2009, 2091, 2499, 2583, 3087, 3213, 3321, 3969, 4879, 5831, 6027, 6273, 7497, 7749, 9261, 9639, 14063, 14637, 17493, 18081, 18819, 22491, 23247, 27783, 34153, 42189, 43911, 52479, 54243, 56457, 67473, 102459, 126567, 131733, 157437, 162729, 239071, 307377, 379701, 395199, 472311, 717213, 922131, 1139103, 2151639, 2766393, 6454917, 19364751]

約数ペア:

[(1, 19364751), (3, 6454917), (7, 2766393), (9, 2151639), (17, 1139103), (21, 922131), (27, 717213), (41, 472311), (49, 395199), (51, 379701), (63, 307377), (81, 239071), (119, 162729), (123, 157437), (147, 131733), (153, 126567), (189, 102459), (287, 67473), (343, 56457), (357, 54243), (369, 52479), (441, 43911), (459, 42189), (567, 34153), (697, 27783), (833, 23247), (861, 22491), (1029, 18819), (1071, 18081), (1107, 17493), (1323, 14637), (1377, 14063), (2009, 9639), (2091, 9261), (2499, 7749), (2583, 7497), (3087, 6273), (3213, 6027), (3321, 5831), (3969, 4879)]