2009721308

素因数分解:

$2^2\times 7^1\times {\mathrm{13859}}^1\times {\mathrm{5179}}^1$

素因数の和:19049

約数の個数: 24

約数和(自身を含む): 4020508800

約数和(自身を除く): 2010787492

約数列:

[1, 2, 4, 7, 14, 28, 5179, 10358, 13859, 20716, 27718, 36253, 55436, 72506, 97013, 145012, 194026, 388052, 71775761, 143551522, 287103044, 502430327, 1004860654, 2009721308]

約数ペア:

[(1, 2009721308), (2, 1004860654), (4, 502430327), (7, 287103044), (14, 143551522), (28, 71775761), (5179, 388052), (10358, 194026), (13859, 145012), (20716, 97013), (27718, 72506), (36253, 55436)]