20759199

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{953}}^1$

素因数の和:1146

約数の個数: 16

約数和(自身を含む): 28436832

約数和(自身を除く): 7677633

約数列:

[1, 3, 53, 137, 159, 411, 953, 2859, 7261, 21783, 50509, 130561, 151527, 391683, 6919733, 20759199]

約数ペア:

[(1, 20759199), (3, 6919733), (53, 391683), (137, 151527), (159, 130561), (411, 50509), (953, 21783), (2859, 7261)]