20687528738

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3916609}}^1$

素因数の和:3916769

約数の個数: 16

約数和(自身を含む): 32899524000

約数和(自身を除く): 12211995262

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 3916609, 7833218, 74415571, 148831142, 544408651, 1088817302, 10343764369, 20687528738]

約数ペア:

[(1, 20687528738), (2, 10343764369), (19, 1088817302), (38, 544408651), (139, 148831142), (278, 74415571), (2641, 7833218), (5282, 3916609)]