20489367084

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{15957451}}^1$

素因数の和:15957565

約数の個数: 24

約数和(自身を含む): 48255334848

約数和(自身を除く): 27765967764

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 15957451, 31914902, 47872353, 63829804, 95744706, 191489412, 1707447257, 3414894514, 5122341771, 6829789028, 10244683542, 20489367084]

約数ペア:

[(1, 20489367084), (2, 10244683542), (3, 6829789028), (4, 5122341771), (6, 3414894514), (12, 1707447257), (107, 191489412), (214, 95744706), (321, 63829804), (428, 47872353), (642, 31914902), (1284, 15957451)]