20451857894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{2839747}}^1$

素因数の和:2840039

約数の個数: 16

約数和(自身を含む): 33156897648

約数和(自身を除く): 12705039754

約数列:

[1, 2, 13, 26, 277, 554, 3601, 7202, 2839747, 5679494, 36916711, 73833422, 786609919, 1573219838, 10225928947, 20451857894]

約数ペア:

[(1, 20451857894), (2, 10225928947), (13, 1573219838), (26, 786609919), (277, 73833422), (554, 36916711), (3601, 5679494), (7202, 2839747)]