18840304

素因数分解:

$2^4\times 7^3\times {\mathrm{3433}}^1$

素因数の和:3462

約数の個数: 40

約数和(自身を含む): 42581600

約数和(自身を除く): 23741296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 3433, 5488, 6866, 13732, 24031, 27464, 48062, 54928, 96124, 168217, 192248, 336434, 384496, 672868, 1177519, 1345736, 2355038, 2691472, 4710076, 9420152, 18840304]

約数ペア:

[(1, 18840304), (2, 9420152), (4, 4710076), (7, 2691472), (8, 2355038), (14, 1345736), (16, 1177519), (28, 672868), (49, 384496), (56, 336434), (98, 192248), (112, 168217), (196, 96124), (343, 54928), (392, 48062), (686, 27464), (784, 24031), (1372, 13732), (2744, 6866), (3433, 5488)]