20808468478

素因数分解:

$2^1\times 7^2\times {\mathrm{929}}^1\times {\mathrm{228559}}^1$

素因数の和:229504

約数の個数: 24

約数和(自身を含む): 36347896800

約数和(自身を除く): 15539428322

約数列:

[1, 2, 7, 14, 49, 98, 929, 1858, 6503, 13006, 45521, 91042, 228559, 457118, 1599913, 3199826, 11199391, 22398782, 212331311, 424662622, 1486319177, 2972638354, 10404234239, 20808468478]

約数ペア:

[(1, 20808468478), (2, 10404234239), (7, 2972638354), (14, 1486319177), (49, 424662622), (98, 212331311), (929, 22398782), (1858, 11199391), (6503, 3199826), (13006, 1599913), (45521, 457118), (91042, 228559)]