20539001488

素因数分解:

$2^4\times {\mathrm{1301}}^1\times {\mathrm{986693}}^1$

素因数の和:988002

約数の個数: 20

約数和(自身を含む): 39824943228

約数和(自身を除く): 19285941740

約数列:

[1, 2, 4, 8, 16, 1301, 2602, 5204, 10408, 20816, 986693, 1973386, 3946772, 7893544, 15787088, 1283687593, 2567375186, 5134750372, 10269500744, 20539001488]

約数ペア:

[(1, 20539001488), (2, 10269500744), (4, 5134750372), (8, 2567375186), (16, 1283687593), (1301, 15787088), (2602, 7893544), (5204, 3946772), (10408, 1973386), (20816, 986693)]