2019901563

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{859}}^1$

素因数の和:1041

約数の個数: 64

約数和(自身を含む): 3269376000

約数和(自身を除く): 1249474437

約数列:

[1, 3, 9, 17, 27, 47, 51, 109, 141, 153, 327, 423, 459, 799, 859, 981, 1269, 1853, 2397, 2577, 2943, 5123, 5559, 7191, 7731, 14603, 15369, 16677, 21573, 23193, 40373, 43809, 46107, 50031, 87091, 93631, 121119, 131427, 138321, 261273, 280893, 363357, 394281, 686341, 783819, 842679, 1090071, 1591727, 2059023, 2351457, 2528037, 4400657, 4775181, 6177069, 13201971, 14325543, 18531207, 39605913, 42976629, 74811169, 118817739, 224433507, 673300521, 2019901563]

約数ペア:

[(1, 2019901563), (3, 673300521), (9, 224433507), (17, 118817739), (27, 74811169), (47, 42976629), (51, 39605913), (109, 18531207), (141, 14325543), (153, 13201971), (327, 6177069), (423, 4775181), (459, 4400657), (799, 2528037), (859, 2351457), (981, 2059023), (1269, 1591727), (1853, 1090071), (2397, 842679), (2577, 783819), (2943, 686341), (5123, 394281), (5559, 363357), (7191, 280893), (7731, 261273), (14603, 138321), (15369, 131427), (16677, 121119), (21573, 93631), (23193, 87091), (40373, 50031), (43809, 46107)]