20565527021

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{6404711}}^1$

素因数の和:6404756

約数の個数: 12

約数和(自身を含む): 23441245920

約数和(自身を除く): 2875718899

約数列:

[1, 13, 19, 169, 247, 3211, 6404711, 83261243, 121689509, 1082396159, 1581963617, 20565527021]

約数ペア:

[(1, 20565527021), (13, 1581963617), (19, 1082396159), (169, 121689509), (247, 83261243), (3211, 6404711)]