20906468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{475147}}^1$

素因数の和:475162

約数の個数: 12

約数和(自身を含む): 39912432

約数和(自身を除く): 19005964

約数列:

[1, 2, 4, 11, 22, 44, 475147, 950294, 1900588, 5226617, 10453234, 20906468]

約数ペア:

[(1, 20906468), (2, 10453234), (4, 5226617), (11, 1900588), (22, 950294), (44, 475147)]