20624004

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{4441}}^1$

素因数の和:4497

約数の個数: 48

約数和(自身を含む): 54725440

約数和(自身を除く): 34101436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 4441, 4644, 8882, 13323, 17764, 26646, 39969, 53292, 79938, 119907, 159876, 190963, 239814, 381926, 479628, 572889, 763852, 1145778, 1718667, 2291556, 3437334, 5156001, 6874668, 10312002, 20624004]

約数ペア:

[(1, 20624004), (2, 10312002), (3, 6874668), (4, 5156001), (6, 3437334), (9, 2291556), (12, 1718667), (18, 1145778), (27, 763852), (36, 572889), (43, 479628), (54, 381926), (86, 239814), (108, 190963), (129, 159876), (172, 119907), (258, 79938), (387, 53292), (516, 39969), (774, 26646), (1161, 17764), (1548, 13323), (2322, 8882), (4441, 4644)]