20815034937

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1\times {\mathrm{9851}}^1$

素因数の和:10261

約数の個数: 32

約数和(自身を含む): 29327118336

約数和(自身を除く): 8512083399

約数列:

[1, 3, 23, 69, 113, 271, 339, 813, 2599, 6233, 7797, 9851, 18699, 29553, 30623, 91869, 226573, 679719, 704329, 1113163, 2112987, 2669621, 3339489, 8008863, 25602749, 61401283, 76808247, 184203849, 301667173, 905001519, 6938344979, 20815034937]

約数ペア:

[(1, 20815034937), (3, 6938344979), (23, 905001519), (69, 301667173), (113, 184203849), (271, 76808247), (339, 61401283), (813, 25602749), (2599, 8008863), (6233, 3339489), (7797, 2669621), (9851, 2112987), (18699, 1113163), (29553, 704329), (30623, 679719), (91869, 226573)]