20112295077

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18778987}}^1$

素因数の和:18779017

約数の個数: 24

約数和(自身を含む): 35154265536

約数和(自身を除く): 15041970459

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 18778987, 56336961, 131452909, 169010883, 319242779, 394358727, 957728337, 1183076181, 2234699453, 2873185011, 6704098359, 20112295077]

約数ペア:

[(1, 20112295077), (3, 6704098359), (7, 2873185011), (9, 2234699453), (17, 1183076181), (21, 957728337), (51, 394358727), (63, 319242779), (119, 169010883), (153, 131452909), (357, 56336961), (1071, 18778987)]