19702298

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4127}}^1$

素因数の和:4178

約数の個数: 32

約数和(自身を含む): 38043648

約数和(自身を除く): 18341350

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4127, 4774, 8254, 28889, 45397, 57778, 90794, 127937, 255874, 317779, 635558, 895559, 1407307, 1791118, 2814614, 9851149, 19702298]

約数ペア:

[(1, 19702298), (2, 9851149), (7, 2814614), (11, 1791118), (14, 1407307), (22, 895559), (31, 635558), (62, 317779), (77, 255874), (154, 127937), (217, 90794), (341, 57778), (434, 45397), (682, 28889), (2387, 8254), (4127, 4774)]