16978864

素因数分解:

$2^4\times 7^1\times {\mathrm{151597}}^1$

素因数の和:151612

約数の個数: 20

約数和(自身を含む): 37596304

約数和(自身を除く): 20617440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 151597, 303194, 606388, 1061179, 1212776, 2122358, 2425552, 4244716, 8489432, 16978864]

約数ペア:

[(1, 16978864), (2, 8489432), (4, 4244716), (7, 2425552), (8, 2122358), (14, 1212776), (16, 1061179), (28, 606388), (56, 303194), (112, 151597)]