20569701

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{463}}^1$

素因数の和:776

約数の個数: 16

約数和(自身を含む): 28062720

約数和(自身を除く): 7493019

約数列:

[1, 3, 59, 177, 251, 463, 753, 1389, 14809, 27317, 44427, 81951, 116213, 348639, 6856567, 20569701]

約数ペア:

[(1, 20569701), (3, 6856567), (59, 348639), (177, 116213), (251, 81951), (463, 44427), (753, 27317), (1389, 14809)]