19522730

素因数分解:

$2^1\times 5^1\times {\mathrm{911}}^1\times {\mathrm{2143}}^1$

素因数の和:3061

約数の個数: 16

約数和(自身を含む): 35195904

約数和(自身を除く): 15673174

約数列:

[1, 2, 5, 10, 911, 1822, 2143, 4286, 4555, 9110, 10715, 21430, 1952273, 3904546, 9761365, 19522730]

約数ペア:

[(1, 19522730), (2, 9761365), (5, 3904546), (10, 1952273), (911, 21430), (1822, 10715), (2143, 9110), (4286, 4555)]