20117675

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1033}}^1$

素因数の和:1103

約数の個数: 24

約数和(自身を含む): 26925360

約数和(自身を除く): 6807685

約数列:

[1, 5, 19, 25, 41, 95, 205, 475, 779, 1025, 1033, 3895, 5165, 19475, 19627, 25825, 42353, 98135, 211765, 490675, 804707, 1058825, 4023535, 20117675]

約数ペア:

[(1, 20117675), (5, 4023535), (19, 1058825), (25, 804707), (41, 490675), (95, 211765), (205, 98135), (475, 42353), (779, 25825), (1025, 19627), (1033, 19475), (3895, 5165)]