20804082

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{266719}}^1$

素因数の和:266737

約数の個数: 16

約数和(自身を含む): 44808960

約数和(自身を除く): 24004878

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 266719, 533438, 800157, 1600314, 3467347, 6934694, 10402041, 20804082]

約数ペア:

[(1, 20804082), (2, 10402041), (3, 6934694), (6, 3467347), (13, 1600314), (26, 800157), (39, 533438), (78, 266719)]