20764047

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{1607}}^1$

素因数の和:1742

約数の個数: 16

約数和(自身を含む): 28558080

約数和(自身を除く): 7794033

約数列:

[1, 3, 59, 73, 177, 219, 1607, 4307, 4821, 12921, 94813, 117311, 284439, 351933, 6921349, 20764047]

約数ペア:

[(1, 20764047), (3, 6921349), (59, 351933), (73, 284439), (177, 117311), (219, 94813), (1607, 12921), (4307, 4821)]