20283039

素因数分解:

$3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1861}}^1$

素因数の和:2047

約数の個数: 24

約数和(自身を含む): 33694752

約数和(自身を除く): 13411713

約数列:

[1, 3, 7, 9, 21, 63, 173, 519, 1211, 1557, 1861, 3633, 5583, 10899, 13027, 16749, 39081, 117243, 321953, 965859, 2253671, 2897577, 6761013, 20283039]

約数ペア:

[(1, 20283039), (3, 6761013), (7, 2897577), (9, 2253671), (21, 965859), (63, 321953), (173, 117243), (519, 39081), (1211, 16749), (1557, 13027), (1861, 10899), (3633, 5583)]