19180533

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1$

素因数の和:564

約数の個数: 16

約数和(自身を含む): 25992896

約数和(自身を除く): 6812363

約数列:

[1, 3, 157, 193, 211, 471, 579, 633, 30301, 33127, 40723, 90903, 99381, 122169, 6393511, 19180533]

約数ペア:

[(1, 19180533), (3, 6393511), (157, 122169), (193, 99381), (211, 90903), (471, 40723), (579, 33127), (633, 30301)]