20512073488

素因数分解:

$2^4\times {\mathrm{631}}^1\times {\mathrm{2031703}}^1$

素因数の和:2032342

約数の個数: 20

約数和(自身を含む): 39805144768

約数和(自身を除く): 19293071280

約数列:

[1, 2, 4, 8, 16, 631, 1262, 2524, 5048, 10096, 2031703, 4063406, 8126812, 16253624, 32507248, 1282004593, 2564009186, 5128018372, 10256036744, 20512073488]

約数ペア:

[(1, 20512073488), (2, 10256036744), (4, 5128018372), (8, 2564009186), (16, 1282004593), (631, 32507248), (1262, 16253624), (2524, 8126812), (5048, 4063406), (10096, 2031703)]