19948878

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{27031}}^1$

素因数の和:27080

約数の個数: 24

約数和(自身を含む): 44278416

約数和(自身を除く): 24329538

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 27031, 54062, 81093, 162186, 243279, 486558, 1108271, 2216542, 3324813, 6649626, 9974439, 19948878]

約数ペア:

[(1, 19948878), (2, 9974439), (3, 6649626), (6, 3324813), (9, 2216542), (18, 1108271), (41, 486558), (82, 243279), (123, 162186), (246, 81093), (369, 54062), (738, 27031)]