2019945678

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{638819}}^1$

素因数の和:638872

約数の個数: 32

約数和(自身を含む): 4415523840

約数和(自身を除く): 2395578162

約数列:

[1, 2, 3, 6, 17, 31, 34, 51, 62, 93, 102, 186, 527, 1054, 1581, 3162, 638819, 1277638, 1916457, 3832914, 10859923, 19803389, 21719846, 32579769, 39606778, 59410167, 65159538, 118820334, 336657613, 673315226, 1009972839, 2019945678]

約数ペア:

[(1, 2019945678), (2, 1009972839), (3, 673315226), (6, 336657613), (17, 118820334), (31, 65159538), (34, 59410167), (51, 39606778), (62, 32579769), (93, 21719846), (102, 19803389), (186, 10859923), (527, 3832914), (1054, 1916457), (1581, 1277638), (3162, 638819)]