19017845

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1051}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 29085696

約数和(自身を除く): 10067851

約数列:

[1, 5, 7, 11, 35, 47, 55, 77, 235, 329, 385, 517, 1051, 1645, 2585, 3619, 5255, 7357, 11561, 18095, 36785, 49397, 57805, 80927, 246985, 345779, 404635, 543367, 1728895, 2716835, 3803569, 19017845]

約数ペア:

[(1, 19017845), (5, 3803569), (7, 2716835), (11, 1728895), (35, 543367), (47, 404635), (55, 345779), (77, 246985), (235, 80927), (329, 57805), (385, 49397), (517, 36785), (1051, 18095), (1645, 11561), (2585, 7357), (3619, 5255)]