18741264

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:248

約数の個数: 80

約数和(自身を含む): 50621760

約数和(自身を除く): 31880496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 89, 107, 123, 164, 178, 214, 246, 267, 321, 328, 356, 428, 492, 534, 642, 656, 712, 856, 984, 1068, 1284, 1424, 1712, 1968, 2136, 2568, 3649, 4272, 4387, 5136, 7298, 8774, 9523, 10947, 13161, 14596, 17548, 19046, 21894, 26322, 28569, 29192, 35096, 38092, 43788, 52644, 57138, 58384, 70192, 76184, 87576, 105288, 114276, 152368, 175152, 210576, 228552, 390443, 457104, 780886, 1171329, 1561772, 2342658, 3123544, 4685316, 6247088, 9370632, 18741264]

約数ペア:

[(1, 18741264), (2, 9370632), (3, 6247088), (4, 4685316), (6, 3123544), (8, 2342658), (12, 1561772), (16, 1171329), (24, 780886), (41, 457104), (48, 390443), (82, 228552), (89, 210576), (107, 175152), (123, 152368), (164, 114276), (178, 105288), (214, 87576), (246, 76184), (267, 70192), (321, 58384), (328, 57138), (356, 52644), (428, 43788), (492, 38092), (534, 35096), (642, 29192), (656, 28569), (712, 26322), (856, 21894), (984, 19046), (1068, 17548), (1284, 14596), (1424, 13161), (1712, 10947), (1968, 9523), (2136, 8774), (2568, 7298), (3649, 5136), (4272, 4387)]