19351728

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:687

約数の個数: 120

約数和(自身を含む): 62287680

約数和(自身を除く): 42935952

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 33, 36, 38, 44, 48, 57, 66, 72, 76, 88, 99, 114, 132, 144, 152, 171, 176, 198, 209, 228, 264, 304, 342, 396, 418, 456, 528, 627, 643, 684, 792, 836, 912, 1254, 1286, 1368, 1584, 1672, 1881, 1929, 2508, 2572, 2736, 3344, 3762, 3858, 5016, 5144, 5787, 7073, 7524, 7716, 10032, 10288, 11574, 12217, 14146, 15048, 15432, 21219, 23148, 24434, 28292, 30096, 30864, 36651, 42438, 46296, 48868, 56584, 63657, 73302, 84876, 92592, 97736, 109953, 113168, 127314, 134387, 146604, 169752, 195472, 219906, 254628, 268774, 293208, 339504, 403161, 439812, 509256, 537548, 586416, 806322, 879624, 1018512, 1075096, 1209483, 1612644, 1759248, 2150192, 2418966, 3225288, 4837932, 6450576, 9675864, 19351728]

約数ペア:

[(1, 19351728), (2, 9675864), (3, 6450576), (4, 4837932), (6, 3225288), (8, 2418966), (9, 2150192), (11, 1759248), (12, 1612644), (16, 1209483), (18, 1075096), (19, 1018512), (22, 879624), (24, 806322), (33, 586416), (36, 537548), (38, 509256), (44, 439812), (48, 403161), (57, 339504), (66, 293208), (72, 268774), (76, 254628), (88, 219906), (99, 195472), (114, 169752), (132, 146604), (144, 134387), (152, 127314), (171, 113168), (176, 109953), (198, 97736), (209, 92592), (228, 84876), (264, 73302), (304, 63657), (342, 56584), (396, 48868), (418, 46296), (456, 42438), (528, 36651), (627, 30864), (643, 30096), (684, 28292), (792, 24434), (836, 23148), (912, 21219), (1254, 15432), (1286, 15048), (1368, 14146), (1584, 12217), (1672, 11574), (1881, 10288), (1929, 10032), (2508, 7716), (2572, 7524), (2736, 7073), (3344, 5787), (3762, 5144), (3858, 5016)]