20752820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{94331}}^1$

素因数の和:94351

約数の個数: 24

約数和(自身を含む): 47543328

約数和(自身を除く): 26790508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 94331, 188662, 377324, 471655, 943310, 1037641, 1886620, 2075282, 4150564, 5188205, 10376410, 20752820]

約数ペア:

[(1, 20752820), (2, 10376410), (4, 5188205), (5, 4150564), (10, 2075282), (11, 1886620), (20, 1037641), (22, 943310), (44, 471655), (55, 377324), (110, 188662), (220, 94331)]