20803071

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{967}}^1$

素因数の和:1142

約数の個数: 16

約数和(自身を含む): 28435968

約数和(自身を除く): 7632897

約数列:

[1, 3, 71, 101, 213, 303, 967, 2901, 7171, 21513, 68657, 97667, 205971, 293001, 6934357, 20803071]

約数ペア:

[(1, 20803071), (3, 6934357), (71, 293001), (101, 205971), (213, 97667), (303, 68657), (967, 21513), (2901, 7171)]