18145484

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{2153}}^1$

素因数の和:2214

約数の個数: 36

約数和(自身を含む): 37815624

約数和(自身を除く): 19670140

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 2153, 4214, 4306, 8428, 8612, 15071, 30142, 60284, 92579, 105497, 185158, 210994, 370316, 421988, 648053, 1296106, 2592212, 4536371, 9072742, 18145484]

約数ペア:

[(1, 18145484), (2, 9072742), (4, 4536371), (7, 2592212), (14, 1296106), (28, 648053), (43, 421988), (49, 370316), (86, 210994), (98, 185158), (172, 105497), (196, 92579), (301, 60284), (602, 30142), (1204, 15071), (2107, 8612), (2153, 8428), (4214, 4306)]