20169378

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 48107520

約数和(自身を除く): 27938142

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 127, 153, 173, 254, 306, 346, 381, 459, 519, 762, 918, 1038, 1143, 1557, 2159, 2286, 2941, 3114, 3429, 4318, 4671, 5882, 6477, 6858, 8823, 9342, 12954, 17646, 19431, 21971, 26469, 38862, 43942, 52938, 58293, 65913, 79407, 116586, 131826, 158814, 197739, 373507, 395478, 593217, 747014, 1120521, 1186434, 2241042, 3361563, 6723126, 10084689, 20169378]

約数ペア:

[(1, 20169378), (2, 10084689), (3, 6723126), (6, 3361563), (9, 2241042), (17, 1186434), (18, 1120521), (27, 747014), (34, 593217), (51, 395478), (54, 373507), (102, 197739), (127, 158814), (153, 131826), (173, 116586), (254, 79407), (306, 65913), (346, 58293), (381, 52938), (459, 43942), (519, 38862), (762, 26469), (918, 21971), (1038, 19431), (1143, 17646), (1557, 12954), (2159, 9342), (2286, 8823), (2941, 6858), (3114, 6477), (3429, 5882), (4318, 4671)]