19976210

素因数分解:

$2^1\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{1831}}^1$

素因数の和:2929

約数の個数: 16

約数和(自身を含む): 36009792

約数和(自身を除く): 16033582

約数列:

[1, 2, 5, 10, 1091, 1831, 2182, 3662, 5455, 9155, 10910, 18310, 1997621, 3995242, 9988105, 19976210]

約数ペア:

[(1, 19976210), (2, 9988105), (5, 3995242), (10, 1997621), (1091, 18310), (1831, 10910), (2182, 9155), (3662, 5455)]