19737916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{2593}}^1$

素因数の和:2781

約数の個数: 24

約数和(自身を含む): 37913904

約数和(自身を除く): 18175988

約数列:

[1, 2, 4, 11, 22, 44, 173, 346, 692, 1903, 2593, 3806, 5186, 7612, 10372, 28523, 57046, 114092, 448589, 897178, 1794356, 4934479, 9868958, 19737916]

約数ペア:

[(1, 19737916), (2, 9868958), (4, 4934479), (11, 1794356), (22, 897178), (44, 448589), (173, 114092), (346, 57046), (692, 28523), (1903, 10372), (2593, 7612), (3806, 5186)]