20861313

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{1427}}^1$

素因数の和:1884

約数の個数: 16

約数和(自身を含む): 30433536

約数和(自身を除く): 9572223

約数列:

[1, 3, 11, 33, 443, 1329, 1427, 4281, 4873, 14619, 15697, 47091, 632161, 1896483, 6953771, 20861313]

約数ペア:

[(1, 20861313), (3, 6953771), (11, 1896483), (33, 632161), (443, 47091), (1329, 15697), (1427, 14619), (4281, 4873)]