129206032

素因数分解:

$2^4\times {\mathrm{397}}^1\times {\mathrm{20341}}^1$

素因数の和:20746

約数の個数: 20

約数和(自身を含む): 250979596

約数和(自身を除く): 121773564

約数列:

[1, 2, 4, 8, 16, 397, 794, 1588, 3176, 6352, 20341, 40682, 81364, 162728, 325456, 8075377, 16150754, 32301508, 64603016, 129206032]

約数ペア:

[(1, 129206032), (2, 64603016), (4, 32301508), (8, 16150754), (16, 8075377), (397, 325456), (794, 162728), (1588, 81364), (3176, 40682), (6352, 20341)]