199980412

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{9721}}^1$

素因数の和:9901

約数の個数: 24

約数和(自身を含む): 362047280

約数和(自身を除く): 162066868

約数列:

[1, 2, 4, 37, 74, 139, 148, 278, 556, 5143, 9721, 10286, 19442, 20572, 38884, 359677, 719354, 1351219, 1438708, 2702438, 5404876, 49995103, 99990206, 199980412]

約数ペア:

[(1, 199980412), (2, 99990206), (4, 49995103), (37, 5404876), (74, 2702438), (139, 1438708), (148, 1351219), (278, 719354), (556, 359677), (5143, 38884), (9721, 20572), (10286, 19442)]