20320678

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{85381}}^1$

素因数の和:85407

約数の個数: 16

約数和(自身を含む): 36885024

約数和(自身を除く): 16564346

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 85381, 170762, 597667, 1195334, 1451477, 2902954, 10160339, 20320678]

約数ペア:

[(1, 20320678), (2, 10160339), (7, 2902954), (14, 1451477), (17, 1195334), (34, 597667), (119, 170762), (238, 85381)]