12440218

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2081}}^1$

素因数の和:2158

約数の個数: 24

約数和(自身を含む): 22073364

約数和(自身を除く): 9633146

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 427, 854, 2081, 2989, 4162, 5978, 14567, 29134, 101969, 126941, 203938, 253882, 888587, 1777174, 6220109, 12440218]

約数ペア:

[(1, 12440218), (2, 6220109), (7, 1777174), (14, 888587), (49, 253882), (61, 203938), (98, 126941), (122, 101969), (427, 29134), (854, 14567), (2081, 5978), (2989, 4162)]