19530568

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{409}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 37785600

約数和(自身を除く): 18255032

約数列:

[1, 2, 4, 8, 47, 94, 127, 188, 254, 376, 409, 508, 818, 1016, 1636, 3272, 5969, 11938, 19223, 23876, 38446, 47752, 51943, 76892, 103886, 153784, 207772, 415544, 2441321, 4882642, 9765284, 19530568]

約数ペア:

[(1, 19530568), (2, 9765284), (4, 4882642), (8, 2441321), (47, 415544), (94, 207772), (127, 153784), (188, 103886), (254, 76892), (376, 51943), (409, 47752), (508, 38446), (818, 23876), (1016, 19223), (1636, 11938), (3272, 5969)]