20346960752

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{17911057}}^1$

素因数の和:17911136

約数の個数: 20

約数和(自身を含む): 39977481456

約数和(自身を除く): 19630520704

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 17911057, 35822114, 71644228, 143288456, 286576912, 1271685047, 2543370094, 5086740188, 10173480376, 20346960752]

約数ペア:

[(1, 20346960752), (2, 10173480376), (4, 5086740188), (8, 2543370094), (16, 1271685047), (71, 286576912), (142, 143288456), (284, 71644228), (568, 35822114), (1136, 17911057)]