20989849677

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{1077563}}^1$

素因数の和:1077760

約数の個数: 16

約数和(自身を含む): 28826992128

約数和(自身を除く): 7837142451

約数列:

[1, 3, 43, 129, 151, 453, 6493, 19479, 1077563, 3232689, 46335209, 139005627, 162712013, 488136039, 6996616559, 20989849677]

約数ペア:

[(1, 20989849677), (3, 6996616559), (43, 488136039), (129, 162712013), (151, 139005627), (453, 46335209), (6493, 3232689), (19479, 1077563)]