19979234

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{3209}}^1$

素因数の和:3505

約数の個数: 16

約数和(自身を含む): 32819040

約数和(自身を除く): 12839806

約数列:

[1, 2, 11, 22, 283, 566, 3113, 3209, 6226, 6418, 35299, 70598, 908147, 1816294, 9989617, 19979234]

約数ペア:

[(1, 19979234), (2, 9989617), (11, 1816294), (22, 908147), (283, 70598), (566, 35299), (3113, 6418), (3209, 6226)]