20407841248

素因数分解:

$2^5\times {\mathrm{637745039}}^1$

素因数の和:637745049

約数の個数: 12

約数和(自身を含む): 40177937520

約数和(自身を除く): 19770096272

約数列:

[1, 2, 4, 8, 16, 32, 637745039, 1275490078, 2550980156, 5101960312, 10203920624, 20407841248]

約数ペア:

[(1, 20407841248), (2, 10203920624), (4, 5101960312), (8, 2550980156), (16, 1275490078), (32, 637745039)]