19111792

素因数分解:

$2^4\times 7^1\times {\mathrm{170641}}^1$

素因数の和:170656

約数の個数: 20

約数和(自身を含む): 42319216

約数和(自身を除く): 23207424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 170641, 341282, 682564, 1194487, 1365128, 2388974, 2730256, 4777948, 9555896, 19111792]

約数ペア:

[(1, 19111792), (2, 9555896), (4, 4777948), (7, 2730256), (8, 2388974), (14, 1365128), (16, 1194487), (28, 682564), (56, 341282), (112, 170641)]