18567714

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 42768000

約数和(自身を除く): 24200286

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 87, 89, 109, 174, 178, 218, 267, 319, 327, 534, 638, 654, 957, 979, 1199, 1914, 1958, 2398, 2581, 2937, 3161, 3597, 5162, 5874, 6322, 7194, 7743, 9483, 9701, 15486, 18966, 19402, 28391, 29103, 34771, 56782, 58206, 69542, 85173, 104313, 106711, 170346, 208626, 213422, 281329, 320133, 562658, 640266, 843987, 1687974, 3094619, 6189238, 9283857, 18567714]

約数ペア:

[(1, 18567714), (2, 9283857), (3, 6189238), (6, 3094619), (11, 1687974), (22, 843987), (29, 640266), (33, 562658), (58, 320133), (66, 281329), (87, 213422), (89, 208626), (109, 170346), (174, 106711), (178, 104313), (218, 85173), (267, 69542), (319, 58206), (327, 56782), (534, 34771), (638, 29103), (654, 28391), (957, 19402), (979, 18966), (1199, 15486), (1914, 9701), (1958, 9483), (2398, 7743), (2581, 7194), (2937, 6322), (3161, 5874), (3597, 5162)]