20163294

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:182

約数の個数: 72

約数和(自身を含む): 48143160

約数和(自身を除く): 27979866

約数列:

[1, 2, 3, 6, 9, 18, 19, 29, 38, 57, 58, 87, 107, 114, 171, 174, 214, 261, 321, 342, 361, 522, 551, 642, 722, 963, 1083, 1102, 1653, 1926, 2033, 2166, 3103, 3249, 3306, 4066, 4959, 6099, 6206, 6498, 9309, 9918, 10469, 12198, 18297, 18618, 20938, 27927, 31407, 36594, 38627, 55854, 58957, 62814, 77254, 94221, 115881, 117914, 176871, 188442, 231762, 347643, 353742, 530613, 695286, 1061226, 1120183, 2240366, 3360549, 6721098, 10081647, 20163294]

約数ペア:

[(1, 20163294), (2, 10081647), (3, 6721098), (6, 3360549), (9, 2240366), (18, 1120183), (19, 1061226), (29, 695286), (38, 530613), (57, 353742), (58, 347643), (87, 231762), (107, 188442), (114, 176871), (171, 117914), (174, 115881), (214, 94221), (261, 77254), (321, 62814), (342, 58957), (361, 55854), (522, 38627), (551, 36594), (642, 31407), (722, 27927), (963, 20938), (1083, 18618), (1102, 18297), (1653, 12198), (1926, 10469), (2033, 9918), (2166, 9309), (3103, 6498), (3249, 6206), (3306, 6099), (4066, 4959)]