20676627

素因数分解:

$3^6\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:382

約数の個数: 28

約数和(自身を含む): 31399704

約数和(自身を除く): 10723077

約数列:

[1, 3, 9, 27, 81, 113, 243, 251, 339, 729, 753, 1017, 2259, 3051, 6777, 9153, 20331, 27459, 28363, 60993, 82377, 85089, 182979, 255267, 765801, 2297403, 6892209, 20676627]

約数ペア:

[(1, 20676627), (3, 6892209), (9, 2297403), (27, 765801), (81, 255267), (113, 182979), (243, 85089), (251, 82377), (339, 60993), (729, 28363), (753, 27459), (1017, 20331), (2259, 9153), (3051, 6777)]