18647436

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:343

約数の個数: 72

約数和(自身を含む): 48825280

約数和(自身を除く): 30177844

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 114, 204, 228, 283, 289, 323, 566, 578, 646, 849, 867, 969, 1132, 1156, 1292, 1698, 1734, 1938, 3396, 3468, 3876, 4811, 5377, 5491, 9622, 10754, 10982, 14433, 16131, 16473, 19244, 21508, 21964, 28866, 32262, 32946, 57732, 64524, 65892, 81787, 91409, 163574, 182818, 245361, 274227, 327148, 365636, 490722, 548454, 981444, 1096908, 1553953, 3107906, 4661859, 6215812, 9323718, 18647436]

約数ペア:

[(1, 18647436), (2, 9323718), (3, 6215812), (4, 4661859), (6, 3107906), (12, 1553953), (17, 1096908), (19, 981444), (34, 548454), (38, 490722), (51, 365636), (57, 327148), (68, 274227), (76, 245361), (102, 182818), (114, 163574), (204, 91409), (228, 81787), (283, 65892), (289, 64524), (323, 57732), (566, 32946), (578, 32262), (646, 28866), (849, 21964), (867, 21508), (969, 19244), (1132, 16473), (1156, 16131), (1292, 14433), (1698, 10982), (1734, 10754), (1938, 9622), (3396, 5491), (3468, 5377), (3876, 4811)]