19754028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1823}}^1$

素因数の和:1883

約数の個数: 72

約数和(自身を含む): 58426368

約数和(自身を除く): 38672340

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 774, 903, 1204, 1548, 1806, 1823, 2709, 3612, 3646, 5418, 5469, 7292, 10836, 10938, 12761, 16407, 21876, 25522, 32814, 38283, 51044, 65628, 76566, 78389, 114849, 153132, 156778, 229698, 235167, 313556, 459396, 470334, 548723, 705501, 940668, 1097446, 1411002, 1646169, 2194892, 2822004, 3292338, 4938507, 6584676, 9877014, 19754028]

約数ペア:

[(1, 19754028), (2, 9877014), (3, 6584676), (4, 4938507), (6, 3292338), (7, 2822004), (9, 2194892), (12, 1646169), (14, 1411002), (18, 1097446), (21, 940668), (28, 705501), (36, 548723), (42, 470334), (43, 459396), (63, 313556), (84, 235167), (86, 229698), (126, 156778), (129, 153132), (172, 114849), (252, 78389), (258, 76566), (301, 65628), (387, 51044), (516, 38283), (602, 32814), (774, 25522), (903, 21876), (1204, 16407), (1548, 12761), (1806, 10938), (1823, 10836), (2709, 7292), (3612, 5469), (3646, 5418)]