20384450

素因数分解:

$2^1\times 5^2\times {\mathrm{373}}^1\times {\mathrm{1093}}^1$

素因数の和:1478

約数の個数: 24

約数和(自身を含む): 38051508

約数和(自身を除く): 17667058

約数列:

[1, 2, 5, 10, 25, 50, 373, 746, 1093, 1865, 2186, 3730, 5465, 9325, 10930, 18650, 27325, 54650, 407689, 815378, 2038445, 4076890, 10192225, 20384450]

約数ペア:

[(1, 20384450), (2, 10192225), (5, 4076890), (10, 2038445), (25, 815378), (50, 407689), (373, 54650), (746, 27325), (1093, 18650), (1865, 10930), (2186, 9325), (3730, 5465)]