20780163365

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1913}}^1\times {\mathrm{167117}}^1$

素因数の和:169048

約数の個数: 16

約数和(自身を含む): 26868563568

約数和(自身を除く): 6088400203

約数列:

[1, 5, 13, 65, 1913, 9565, 24869, 124345, 167117, 835585, 2172521, 10862605, 319694821, 1598474105, 4156032673, 20780163365]

約数ペア:

[(1, 20780163365), (5, 4156032673), (13, 1598474105), (65, 319694821), (1913, 10862605), (9565, 2172521), (24869, 835585), (124345, 167117)]