201820565

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{16217}}^1$

素因数の和:16372

約数の個数: 16

約数和(自身を含む): 256893120

約数和(自身を除く): 55072555

約数列:

[1, 5, 19, 95, 131, 655, 2489, 12445, 16217, 81085, 308123, 1540615, 2124427, 10622135, 40364113, 201820565]

約数ペア:

[(1, 201820565), (5, 40364113), (19, 10622135), (95, 2124427), (131, 1540615), (655, 308123), (2489, 81085), (12445, 16217)]