19942274

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{577}}^1\times {\mathrm{1571}}^1$

素因数の和:2161

約数の個数: 16

約数和(自身を含む): 32710176

約数和(自身を除く): 12767902

約数列:

[1, 2, 11, 22, 577, 1154, 1571, 3142, 6347, 12694, 17281, 34562, 906467, 1812934, 9971137, 19942274]

約数ペア:

[(1, 19942274), (2, 9971137), (11, 1812934), (22, 906467), (577, 34562), (1154, 17281), (1571, 12694), (3142, 6347)]