18763812

素因数分解:

$2^2\times 3^4\times {\mathrm{29}}^1\times {\mathrm{1997}}^1$

素因数の和:2042

約数の個数: 60

約数和(自身を含む): 50769180

約数和(自身を除く): 32005368

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 81, 87, 108, 116, 162, 174, 261, 324, 348, 522, 783, 1044, 1566, 1997, 2349, 3132, 3994, 4698, 5991, 7988, 9396, 11982, 17973, 23964, 35946, 53919, 57913, 71892, 107838, 115826, 161757, 173739, 215676, 231652, 323514, 347478, 521217, 647028, 694956, 1042434, 1563651, 2084868, 3127302, 4690953, 6254604, 9381906, 18763812]

約数ペア:

[(1, 18763812), (2, 9381906), (3, 6254604), (4, 4690953), (6, 3127302), (9, 2084868), (12, 1563651), (18, 1042434), (27, 694956), (29, 647028), (36, 521217), (54, 347478), (58, 323514), (81, 231652), (87, 215676), (108, 173739), (116, 161757), (162, 115826), (174, 107838), (261, 71892), (324, 57913), (348, 53919), (522, 35946), (783, 23964), (1044, 17973), (1566, 11982), (1997, 9396), (2349, 7988), (3132, 5991), (3994, 4698)]