18121212

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{8831}}^1$

素因数の和:8863

約数の個数: 48

約数和(自身を含む): 49459200

約数和(自身を除く): 31337988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 8831, 17662, 26493, 35324, 52986, 79479, 105972, 158958, 167789, 238437, 317916, 335578, 476874, 503367, 671156, 953748, 1006734, 1510101, 2013468, 3020202, 4530303, 6040404, 9060606, 18121212]

約数ペア:

[(1, 18121212), (2, 9060606), (3, 6040404), (4, 4530303), (6, 3020202), (9, 2013468), (12, 1510101), (18, 1006734), (19, 953748), (27, 671156), (36, 503367), (38, 476874), (54, 335578), (57, 317916), (76, 238437), (108, 167789), (114, 158958), (171, 105972), (228, 79479), (342, 52986), (513, 35324), (684, 26493), (1026, 17662), (2052, 8831)]