20904494

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{3511}}^1$

素因数の和:3755

約数の個数: 16

約数和(自身を含む): 33925920

約数和(自身を除く): 13021426

約数列:

[1, 2, 13, 26, 229, 458, 2977, 3511, 5954, 7022, 45643, 91286, 804019, 1608038, 10452247, 20904494]

約数ペア:

[(1, 20904494), (2, 10452247), (13, 1608038), (26, 804019), (229, 91286), (458, 45643), (2977, 7022), (3511, 5954)]