20260980961

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{139267}}^1$

素因数の和:139349

約数の個数: 24

約数和(自身を含む): 23771376384

約数和(自身を除く): 3510395423

約数列:

[1, 13, 19, 31, 247, 361, 403, 589, 4693, 7657, 11191, 139267, 145483, 1810471, 2646073, 4317277, 34398949, 50275387, 56124601, 82028263, 653580031, 1066367419, 1558536997, 20260980961]

約数ペア:

[(1, 20260980961), (13, 1558536997), (19, 1066367419), (31, 653580031), (247, 82028263), (361, 56124601), (403, 50275387), (589, 34398949), (4693, 4317277), (7657, 2646073), (11191, 1810471), (139267, 145483)]