2198878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{787}}^1$

素因数の和:927

約数の個数: 16

約数和(自身を含む): 3631104

約数和(自身を除く): 1432226

約数列:

[1, 2, 11, 22, 127, 254, 787, 1397, 1574, 2794, 8657, 17314, 99949, 199898, 1099439, 2198878]

約数ペア:

[(1, 2198878), (2, 1099439), (11, 199898), (22, 99949), (127, 17314), (254, 8657), (787, 2794), (1397, 1574)]