18539836

素因数分解:

$2^2\times 7^3\times {\mathrm{13513}}^1$

素因数の和:13538

約数の個数: 24

約数和(自身を含む): 37839200

約数和(自身を除く): 19299364

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 13513, 27026, 54052, 94591, 189182, 378364, 662137, 1324274, 2648548, 4634959, 9269918, 18539836]

約数ペア:

[(1, 18539836), (2, 9269918), (4, 4634959), (7, 2648548), (14, 1324274), (28, 662137), (49, 378364), (98, 189182), (196, 94591), (343, 54052), (686, 27026), (1372, 13513)]