22019020

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{4937}}^1$

素因数の和:5169

約数の個数: 24

約数和(自身を含む): 46456704

約数和(自身を除く): 24437684

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 4937, 9874, 19748, 24685, 49370, 98740, 1100951, 2201902, 4403804, 5504755, 11009510, 22019020]

約数ペア:

[(1, 22019020), (2, 11009510), (4, 5504755), (5, 4403804), (10, 2201902), (20, 1100951), (223, 98740), (446, 49370), (892, 24685), (1115, 19748), (2230, 9874), (4460, 4937)]