19220990

素因数分解:

$2^1\times 5^1\times {\mathrm{709}}^1\times {\mathrm{2711}}^1$

素因数の和:3427

約数の個数: 16

約数和(自身を含む): 34659360

約数和(自身を除く): 15438370

約数列:

[1, 2, 5, 10, 709, 1418, 2711, 3545, 5422, 7090, 13555, 27110, 1922099, 3844198, 9610495, 19220990]

約数ペア:

[(1, 19220990), (2, 9610495), (5, 3844198), (10, 1922099), (709, 27110), (1418, 13555), (2711, 7090), (3545, 5422)]