18743367

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2$

素因数の和:120

約数の個数: 48

約数和(自身を含む): 30101760

約数和(自身を除く): 11358393

約数列:

[1, 3, 17, 19, 23, 29, 51, 57, 69, 87, 323, 391, 437, 493, 551, 667, 841, 969, 1173, 1311, 1479, 1653, 2001, 2523, 7429, 9367, 11339, 12673, 14297, 15979, 19343, 22287, 28101, 34017, 38019, 42891, 47937, 58029, 215441, 271643, 328831, 367517, 646323, 814929, 986493, 1102551, 6247789, 18743367]

約数ペア:

[(1, 18743367), (3, 6247789), (17, 1102551), (19, 986493), (23, 814929), (29, 646323), (51, 367517), (57, 328831), (69, 271643), (87, 215441), (323, 58029), (391, 47937), (437, 42891), (493, 38019), (551, 34017), (667, 28101), (841, 22287), (969, 19343), (1173, 15979), (1311, 14297), (1479, 12673), (1653, 11339), (2001, 9367), (2523, 7429)]