20076981057

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1\times {\mathrm{3931}}^1$

素因数の和:4451

約数の個数: 64

約数和(自身を含む): 34636830720

約数和(自身を除く): 14559849663

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 443, 549, 1281, 1329, 1647, 3101, 3843, 3931, 3987, 9303, 11529, 11793, 11961, 27023, 27517, 27909, 35379, 81069, 82551, 83727, 106137, 189161, 239791, 243207, 247653, 567483, 719373, 729621, 742959, 1678537, 1702449, 1741433, 2158119, 5035611, 5107347, 5224299, 6474357, 12190031, 15106833, 15672897, 36570093, 45320499, 47018691, 106227413, 109710279, 318682239, 329130837, 743591891, 956046717, 2230775673, 2868140151, 6692327019, 20076981057]

約数ペア:

[(1, 20076981057), (3, 6692327019), (7, 2868140151), (9, 2230775673), (21, 956046717), (27, 743591891), (61, 329130837), (63, 318682239), (183, 109710279), (189, 106227413), (427, 47018691), (443, 45320499), (549, 36570093), (1281, 15672897), (1329, 15106833), (1647, 12190031), (3101, 6474357), (3843, 5224299), (3931, 5107347), (3987, 5035611), (9303, 2158119), (11529, 1741433), (11793, 1702449), (11961, 1678537), (27023, 742959), (27517, 729621), (27909, 719373), (35379, 567483), (81069, 247653), (82551, 243207), (83727, 239791), (106137, 189161)]