19732540

素因数分解:

$2^2\times 5^1\times {\mathrm{769}}^1\times {\mathrm{1283}}^1$

素因数の和:2061

約数の個数: 24

約数和(自身を含む): 41524560

約数和(自身を除く): 21792020

約数列:

[1, 2, 4, 5, 10, 20, 769, 1283, 1538, 2566, 3076, 3845, 5132, 6415, 7690, 12830, 15380, 25660, 986627, 1973254, 3946508, 4933135, 9866270, 19732540]

約数ペア:

[(1, 19732540), (2, 9866270), (4, 4933135), (5, 3946508), (10, 1973254), (20, 986627), (769, 25660), (1283, 15380), (1538, 12830), (2566, 7690), (3076, 6415), (3845, 5132)]