13420708

素因数分解:

$2^2\times 7^2\times {\mathrm{68473}}^1$

素因数の和:68491

約数の個数: 18

約数和(自身を含む): 27321126

約数和(自身を除く): 13900418

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 68473, 136946, 273892, 479311, 958622, 1917244, 3355177, 6710354, 13420708]

約数ペア:

[(1, 13420708), (2, 6710354), (4, 3355177), (7, 1917244), (14, 958622), (28, 479311), (49, 273892), (98, 136946), (196, 68473)]