20195523

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{521}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 30129840

約数和(自身を除く): 9934317

約数列:

[1, 3, 9, 59, 73, 177, 219, 521, 531, 657, 1563, 4307, 4689, 12921, 30739, 38033, 38763, 92217, 114099, 276651, 342297, 2243947, 6731841, 20195523]

約数ペア:

[(1, 20195523), (3, 6731841), (9, 2243947), (59, 342297), (73, 276651), (177, 114099), (219, 92217), (521, 38763), (531, 38033), (657, 30739), (1563, 12921), (4307, 4689)]