18343864

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 43464960

約数和(自身を除く): 25121096

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 97, 154, 194, 307, 308, 388, 614, 616, 679, 776, 1067, 1228, 1358, 2134, 2149, 2456, 2716, 3377, 4268, 4298, 5432, 6754, 7469, 8536, 8596, 13508, 14938, 17192, 23639, 27016, 29779, 29876, 47278, 59558, 59752, 94556, 119116, 189112, 208453, 238232, 327569, 416906, 655138, 833812, 1310276, 1667624, 2292983, 2620552, 4585966, 9171932, 18343864]

約数ペア:

[(1, 18343864), (2, 9171932), (4, 4585966), (7, 2620552), (8, 2292983), (11, 1667624), (14, 1310276), (22, 833812), (28, 655138), (44, 416906), (56, 327569), (77, 238232), (88, 208453), (97, 189112), (154, 119116), (194, 94556), (307, 59752), (308, 59558), (388, 47278), (614, 29876), (616, 29779), (679, 27016), (776, 23639), (1067, 17192), (1228, 14938), (1358, 13508), (2134, 8596), (2149, 8536), (2456, 7469), (2716, 6754), (3377, 5432), (4268, 4298)]