19496176

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1597}}^1$

素因数の和:1721

約数の個数: 40

約数和(自身を含む): 43593440

約数和(自身を除く): 24097264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 218, 436, 763, 872, 1526, 1597, 1744, 3052, 3194, 6104, 6388, 11179, 12208, 12776, 22358, 25552, 44716, 89432, 174073, 178864, 348146, 696292, 1218511, 1392584, 2437022, 2785168, 4874044, 9748088, 19496176]

約数ペア:

[(1, 19496176), (2, 9748088), (4, 4874044), (7, 2785168), (8, 2437022), (14, 1392584), (16, 1218511), (28, 696292), (56, 348146), (109, 178864), (112, 174073), (218, 89432), (436, 44716), (763, 25552), (872, 22358), (1526, 12776), (1597, 12208), (1744, 11179), (3052, 6388), (3194, 6104)]