18617868

素因数分解:

$2^2\times 3^2\times {\mathrm{103}}^1\times {\mathrm{5021}}^1$

素因数の和:5134

約数の個数: 36

約数和(自身を含む): 47528208

約数和(自身を除く): 28910340

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 103, 206, 309, 412, 618, 927, 1236, 1854, 3708, 5021, 10042, 15063, 20084, 30126, 45189, 60252, 90378, 180756, 517163, 1034326, 1551489, 2068652, 3102978, 4654467, 6205956, 9308934, 18617868]

約数ペア:

[(1, 18617868), (2, 9308934), (3, 6205956), (4, 4654467), (6, 3102978), (9, 2068652), (12, 1551489), (18, 1034326), (36, 517163), (103, 180756), (206, 90378), (309, 60252), (412, 45189), (618, 30126), (927, 20084), (1236, 15063), (1854, 10042), (3708, 5021)]