18206892

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1999}}^1$

素因数の和:2043

約数の個数: 72

約数和(自身を含む): 52416000

約数和(自身を除く): 34209108

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 33, 36, 44, 46, 66, 69, 92, 99, 132, 138, 198, 207, 253, 276, 396, 414, 506, 759, 828, 1012, 1518, 1999, 2277, 3036, 3998, 4554, 5997, 7996, 9108, 11994, 17991, 21989, 23988, 35982, 43978, 45977, 65967, 71964, 87956, 91954, 131934, 137931, 183908, 197901, 263868, 275862, 395802, 413793, 505747, 551724, 791604, 827586, 1011494, 1517241, 1655172, 2022988, 3034482, 4551723, 6068964, 9103446, 18206892]

約数ペア:

[(1, 18206892), (2, 9103446), (3, 6068964), (4, 4551723), (6, 3034482), (9, 2022988), (11, 1655172), (12, 1517241), (18, 1011494), (22, 827586), (23, 791604), (33, 551724), (36, 505747), (44, 413793), (46, 395802), (66, 275862), (69, 263868), (92, 197901), (99, 183908), (132, 137931), (138, 131934), (198, 91954), (207, 87956), (253, 71964), (276, 65967), (396, 45977), (414, 43978), (506, 35982), (759, 23988), (828, 21989), (1012, 17991), (1518, 11994), (1999, 9108), (2277, 7996), (3036, 5997), (3998, 4554)]