15581552

素因数分解:

$2^4\times 7^1\times {\mathrm{139121}}^1$

素因数の和:139136

約数の個数: 20

約数和(自身を含む): 34502256

約数和(自身を除く): 18920704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139121, 278242, 556484, 973847, 1112968, 1947694, 2225936, 3895388, 7790776, 15581552]

約数ペア:

[(1, 15581552), (2, 7790776), (4, 3895388), (7, 2225936), (8, 1947694), (14, 1112968), (16, 973847), (28, 556484), (56, 278242), (112, 139121)]