18188676

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1997}}^1$

素因数の和:2041

約数の個数: 72

約数和(自身を含む): 52363584

約数和(自身を除く): 34174908

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, 1997, 2277, 3036, 3994, 4554, 5991, 7988, 9108, 11982, 17973, 21967, 23964, 35946, 43934, 45931, 65901, 71892, 87868, 91862, 131802, 137793, 183724, 197703, 263604, 275586, 395406, 413379, 505241, 551172, 790812, 826758, 1010482, 1515723, 1653516, 2020964, 3031446, 4547169, 6062892, 9094338, 18188676]

約数ペア:

[(1, 18188676), (2, 9094338), (3, 6062892), (4, 4547169), (6, 3031446), (9, 2020964), (11, 1653516), (12, 1515723), (18, 1010482), (22, 826758), (23, 790812), (33, 551172), (36, 505241), (44, 413379), (46, 395406), (66, 275586), (69, 263604), (92, 197703), (99, 183724), (132, 137793), (138, 131802), (198, 91862), (207, 87868), (253, 71892), (276, 65901), (396, 45931), (414, 43934), (506, 35946), (759, 23964), (828, 21967), (1012, 17973), (1518, 11982), (1997, 9108), (2277, 7988), (3036, 5991), (3994, 4554)]