19210895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{8123}}^1$

素因数の和:8182

約数の個数: 16

約数和(自身を含む): 25736832

約数和(自身を除く): 6525937

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 8123, 40615, 89353, 349289, 446765, 1746445, 3842179, 19210895]

約数ペア:

[(1, 19210895), (5, 3842179), (11, 1746445), (43, 446765), (55, 349289), (215, 89353), (473, 40615), (2365, 8123)]