19983276

素因数分解:

$2^2\times 3^2\times {\mathrm{555091}}^1$

素因数の和:555101

約数の個数: 18

約数和(自身を含む): 50513372

約数和(自身を除く): 30530096

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 555091, 1110182, 1665273, 2220364, 3330546, 4995819, 6661092, 9991638, 19983276]

約数ペア:

[(1, 19983276), (2, 9991638), (3, 6661092), (4, 4995819), (6, 3330546), (9, 2220364), (12, 1665273), (18, 1110182), (36, 555091)]