20055441

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{13451}}^1$

素因数の和:13532

約数の個数: 16

約数和(自身を含む): 30993408

約数和(自身を除く): 10937967

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 13451, 40353, 94157, 282471, 955021, 2865063, 6685147, 20055441]

約数ペア:

[(1, 20055441), (3, 6685147), (7, 2865063), (21, 955021), (71, 282471), (213, 94157), (497, 40353), (1491, 13451)]