20562367

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2579}}^1$

素因数の和:2670

約数の個数: 16

約数和(自身を含む): 25263360

約数和(自身を除く): 4700993

約数列:

[1, 7, 17, 67, 119, 469, 1139, 2579, 7973, 18053, 43843, 172793, 306901, 1209551, 2937481, 20562367]

約数ペア:

[(1, 20562367), (7, 2937481), (17, 1209551), (67, 306901), (119, 172793), (469, 43843), (1139, 18053), (2579, 7973)]