20766028

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{727}}^1$

素因数の和:961

約数の個数: 24

約数和(自身を含む): 37567712

約数和(自身を除く): 16801684

約数列:

[1, 2, 4, 37, 74, 148, 193, 386, 727, 772, 1454, 2908, 7141, 14282, 26899, 28564, 53798, 107596, 140311, 280622, 561244, 5191507, 10383014, 20766028]

約数ペア:

[(1, 20766028), (2, 10383014), (4, 5191507), (37, 561244), (74, 280622), (148, 140311), (193, 107596), (386, 53798), (727, 28564), (772, 26899), (1454, 14282), (2908, 7141)]