20104135324390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{56237}}^1\times {\mathrm{2749919}}^1$

素因数の和:2806176

約数の個数: 32

約数和(自身を含む): 38971800241920

約数和(自身を除く): 18867664917530

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 56237, 112474, 281185, 562370, 731081, 1462162, 2749919, 3655405, 5499838, 7310810, 13749595, 27499190, 35748947, 71497894, 178744735, 357489470, 154647194803, 309294389606, 773235974015, 1546471948030, 2010413532439, 4020827064878, 10052067662195, 20104135324390]

約数ペア:

[(1, 20104135324390), (2, 10052067662195), (5, 4020827064878), (10, 2010413532439), (13, 1546471948030), (26, 773235974015), (65, 309294389606), (130, 154647194803), (56237, 357489470), (112474, 178744735), (281185, 71497894), (562370, 35748947), (731081, 27499190), (1462162, 13749595), (2749919, 7310810), (3655405, 5499838)]