18270356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{8171}}^1$

素因数の和:8231

約数の個数: 24

約数和(自身を含む): 35237664

約数和(自身を除く): 16967308

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 8171, 16342, 32684, 106223, 212446, 351353, 424892, 702706, 1405412, 4567589, 9135178, 18270356]

約数ペア:

[(1, 18270356), (2, 9135178), (4, 4567589), (13, 1405412), (26, 702706), (43, 424892), (52, 351353), (86, 212446), (172, 106223), (559, 32684), (1118, 16342), (2236, 8171)]