19109397412

素因数分解:

$2^2\times 7^1\times {\mathrm{682478479}}^1$

素因数の和:682478490

約数の個数: 12

約数和(自身を含む): 38218794880

約数和(自身を除く): 19109397468

約数列:

[1, 2, 4, 7, 14, 28, 682478479, 1364956958, 2729913916, 4777349353, 9554698706, 19109397412]

約数ペア:

[(1, 19109397412), (2, 9554698706), (4, 4777349353), (7, 2729913916), (14, 1364956958), (28, 682478479)]