19564146

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{709}}^1$

素因数の和:800

約数の個数: 64

約数和(自身を含む): 50438400

約数和(自身を除く): 30874254

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 73, 126, 146, 189, 219, 378, 438, 511, 657, 709, 1022, 1314, 1418, 1533, 1971, 2127, 3066, 3942, 4254, 4599, 4963, 6381, 9198, 9926, 12762, 13797, 14889, 19143, 27594, 29778, 38286, 44667, 51757, 89334, 103514, 134001, 155271, 268002, 310542, 362299, 465813, 724598, 931626, 1086897, 1397439, 2173794, 2794878, 3260691, 6521382, 9782073, 19564146]

約数ペア:

[(1, 19564146), (2, 9782073), (3, 6521382), (6, 3260691), (7, 2794878), (9, 2173794), (14, 1397439), (18, 1086897), (21, 931626), (27, 724598), (42, 465813), (54, 362299), (63, 310542), (73, 268002), (126, 155271), (146, 134001), (189, 103514), (219, 89334), (378, 51757), (438, 44667), (511, 38286), (657, 29778), (709, 27594), (1022, 19143), (1314, 14889), (1418, 13797), (1533, 12762), (1971, 9926), (2127, 9198), (3066, 6381), (3942, 4963), (4254, 4599)]