20437255

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5003}}^1$

素因数の和:5070

約数の個数: 16

約数和(自身を含む): 26421120

約数和(自身を除く): 5983865

約数列:

[1, 5, 19, 43, 95, 215, 817, 4085, 5003, 25015, 95057, 215129, 475285, 1075645, 4087451, 20437255]

約数ペア:

[(1, 20437255), (5, 4087451), (19, 1075645), (43, 475285), (95, 215129), (215, 95057), (817, 25015), (4085, 5003)]