19953756

素因数分解:

$2^2\times 3^3\times {\mathrm{47}}^1\times {\mathrm{3931}}^1$

素因数の和:3991

約数の個数: 48

約数和(自身を含む): 52846080

約数和(自身を除く): 32892324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 94, 108, 141, 188, 282, 423, 564, 846, 1269, 1692, 2538, 3931, 5076, 7862, 11793, 15724, 23586, 35379, 47172, 70758, 106137, 141516, 184757, 212274, 369514, 424548, 554271, 739028, 1108542, 1662813, 2217084, 3325626, 4988439, 6651252, 9976878, 19953756]

約数ペア:

[(1, 19953756), (2, 9976878), (3, 6651252), (4, 4988439), (6, 3325626), (9, 2217084), (12, 1662813), (18, 1108542), (27, 739028), (36, 554271), (47, 424548), (54, 369514), (94, 212274), (108, 184757), (141, 141516), (188, 106137), (282, 70758), (423, 47172), (564, 35379), (846, 23586), (1269, 15724), (1692, 11793), (2538, 7862), (3931, 5076)]