20756722

素因数分解:

$2^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{2243}}^1$

素因数の和:2913

約数の個数: 16

約数和(自身を含む): 35652672

約数和(自身を除く): 14895950

約数列:

[1, 2, 7, 14, 661, 1322, 2243, 4486, 4627, 9254, 15701, 31402, 1482623, 2965246, 10378361, 20756722]

約数ペア:

[(1, 20756722), (2, 10378361), (7, 2965246), (14, 1482623), (661, 31402), (1322, 15701), (2243, 9254), (4486, 4627)]