19825812

素因数分解:

$2^2\times 3^2\times {\mathrm{550717}}^1$

素因数の和:550727

約数の個数: 18

約数和(自身を含む): 50115338

約数和(自身を除く): 30289526

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 550717, 1101434, 1652151, 2202868, 3304302, 4956453, 6608604, 9912906, 19825812]

約数ペア:

[(1, 19825812), (2, 9912906), (3, 6608604), (4, 4956453), (6, 3304302), (9, 2202868), (12, 1652151), (18, 1101434), (36, 550717)]