16809876

素因数分解:

$2^2\times 3^3\times {\mathrm{317}}^1\times {\mathrm{491}}^1$

素因数の和:821

約数の個数: 48

約数和(自身を含む): 43807680

約数和(自身を除く): 26997804

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 317, 491, 634, 951, 982, 1268, 1473, 1902, 1964, 2853, 2946, 3804, 4419, 5706, 5892, 8559, 8838, 11412, 13257, 17118, 17676, 26514, 34236, 53028, 155647, 311294, 466941, 622588, 933882, 1400823, 1867764, 2801646, 4202469, 5603292, 8404938, 16809876]

約数ペア:

[(1, 16809876), (2, 8404938), (3, 5603292), (4, 4202469), (6, 2801646), (9, 1867764), (12, 1400823), (18, 933882), (27, 622588), (36, 466941), (54, 311294), (108, 155647), (317, 53028), (491, 34236), (634, 26514), (951, 17676), (982, 17118), (1268, 13257), (1473, 11412), (1902, 8838), (1964, 8559), (2853, 5892), (2946, 5706), (3804, 4419)]