20290248

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 64422540

約数和(自身を除く): 44132292

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 17, 18, 22, 24, 33, 34, 36, 44, 51, 66, 68, 72, 88, 99, 102, 121, 132, 136, 137, 153, 187, 198, 204, 242, 264, 274, 306, 363, 374, 396, 408, 411, 484, 548, 561, 612, 726, 748, 792, 822, 968, 1089, 1096, 1122, 1224, 1233, 1452, 1496, 1507, 1644, 1683, 2057, 2178, 2244, 2329, 2466, 2904, 3014, 3288, 3366, 4114, 4356, 4488, 4521, 4658, 4932, 6028, 6171, 6732, 6987, 8228, 8712, 9042, 9316, 9864, 12056, 12342, 13464, 13563, 13974, 16456, 16577, 18084, 18513, 18632, 20961, 24684, 25619, 27126, 27948, 33154, 36168, 37026, 41922, 49368, 49731, 51238, 54252, 55896, 66308, 74052, 76857, 83844, 99462, 102476, 108504, 132616, 148104, 149193, 153714, 167688, 198924, 204952, 230571, 281809, 298386, 307428, 397848, 461142, 563618, 596772, 614856, 845427, 922284, 1127236, 1193544, 1690854, 1844568, 2254472, 2536281, 3381708, 5072562, 6763416, 10145124, 20290248]

約数ペア:

[(1, 20290248), (2, 10145124), (3, 6763416), (4, 5072562), (6, 3381708), (8, 2536281), (9, 2254472), (11, 1844568), (12, 1690854), (17, 1193544), (18, 1127236), (22, 922284), (24, 845427), (33, 614856), (34, 596772), (36, 563618), (44, 461142), (51, 397848), (66, 307428), (68, 298386), (72, 281809), (88, 230571), (99, 204952), (102, 198924), (121, 167688), (132, 153714), (136, 149193), (137, 148104), (153, 132616), (187, 108504), (198, 102476), (204, 99462), (242, 83844), (264, 76857), (274, 74052), (306, 66308), (363, 55896), (374, 54252), (396, 51238), (408, 49731), (411, 49368), (484, 41922), (548, 37026), (561, 36168), (612, 33154), (726, 27948), (748, 27126), (792, 25619), (822, 24684), (968, 20961), (1089, 18632), (1096, 18513), (1122, 18084), (1224, 16577), (1233, 16456), (1452, 13974), (1496, 13563), (1507, 13464), (1644, 12342), (1683, 12056), (2057, 9864), (2178, 9316), (2244, 9042), (2329, 8712), (2466, 8228), (2904, 6987), (3014, 6732), (3288, 6171), (3366, 6028), (4114, 4932), (4356, 4658), (4488, 4521)]