20599719

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{4649}}^1$

素因数の和:4870

約数の個数: 16

約数和(自身を含む): 31545600

約数和(自身を除く): 10945881

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 4649, 13947, 32543, 97629, 980939, 2942817, 6866573, 20599719]

約数ペア:

[(1, 20599719), (3, 6866573), (7, 2942817), (21, 980939), (211, 97629), (633, 32543), (1477, 13947), (4431, 4649)]