20387794

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{5039}}^1$

素因数の和:5082

約数の個数: 24

約数和(自身を含む): 37134720

約数和(自身を除く): 16746926

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 289, 578, 2023, 4046, 5039, 10078, 35273, 70546, 85663, 171326, 599641, 1199282, 1456271, 2912542, 10193897, 20387794]

約数ペア:

[(1, 20387794), (2, 10193897), (7, 2912542), (14, 1456271), (17, 1199282), (34, 599641), (119, 171326), (238, 85663), (289, 70546), (578, 35273), (2023, 10078), (4046, 5039)]