20863219

素因数分解:

${\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{3011}}^1$

素因数の和:3078

約数の個数: 12

約数和(自身を含む): 23150232

約数和(自身を除く): 2287013

約数列:

[1, 13, 41, 169, 533, 3011, 6929, 39143, 123451, 508859, 1604863, 20863219]

約数ペア:

[(1, 20863219), (13, 1604863), (41, 508859), (169, 123451), (533, 39143), (3011, 6929)]