19926256

素因数分解:

$2^4\times 7^1\times {\mathrm{177913}}^1$

素因数の和:177928

約数の個数: 20

約数和(自身を含む): 44122672

約数和(自身を除く): 24196416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 177913, 355826, 711652, 1245391, 1423304, 2490782, 2846608, 4981564, 9963128, 19926256]

約数ペア:

[(1, 19926256), (2, 9963128), (4, 4981564), (7, 2846608), (8, 2490782), (14, 1423304), (16, 1245391), (28, 711652), (56, 355826), (112, 177913)]