20146287

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{15727}}^1$

素因数の和:15798

約数の個数: 16

約数和(自身を含む): 31204352

約数和(自身を除く): 11058065

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 15727, 47181, 110089, 330267, 959347, 2878041, 6715429, 20146287]

約数ペア:

[(1, 20146287), (3, 6715429), (7, 2878041), (21, 959347), (61, 330267), (183, 110089), (427, 47181), (1281, 15727)]