20064891

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{86861}}^1$

素因数の和:86882

約数の個数: 16

約数和(自身を含む): 33355008

約数和(自身を除く): 13290117

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 86861, 260583, 608027, 955471, 1824081, 2866413, 6688297, 20064891]

約数ペア:

[(1, 20064891), (3, 6688297), (7, 2866413), (11, 1824081), (21, 955471), (33, 608027), (77, 260583), (231, 86861)]