20363564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{1489}}^1$

素因数の和:1769

約数の個数: 24

約数和(自身を含む): 38549280

約数和(自身を除く): 18185716

約数列:

[1, 2, 4, 13, 26, 52, 263, 526, 1052, 1489, 2978, 3419, 5956, 6838, 13676, 19357, 38714, 77428, 391607, 783214, 1566428, 5090891, 10181782, 20363564]

約数ペア:

[(1, 20363564), (2, 10181782), (4, 5090891), (13, 1566428), (26, 783214), (52, 391607), (263, 77428), (526, 38714), (1052, 19357), (1489, 13676), (2978, 6838), (3419, 5956)]