20127303

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18793}}^1$

素因数の和:18823

約数の個数: 24

約数和(自身を含む): 35182368

約数和(自身を除く): 15055065

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 18793, 56379, 131551, 169137, 319481, 394653, 958443, 1183959, 2236367, 2875329, 6709101, 20127303]

約数ペア:

[(1, 20127303), (3, 6709101), (7, 2875329), (9, 2236367), (17, 1183959), (21, 958443), (51, 394653), (63, 319481), (119, 169137), (153, 131551), (357, 56379), (1071, 18793)]