18972612

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1069}}^1$

素因数の和:1125

約数の個数: 72

約数和(自身を含む): 52579800

約数和(自身を除く): 33607188

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 29, 34, 36, 51, 58, 68, 87, 102, 116, 153, 174, 204, 261, 306, 348, 493, 522, 612, 986, 1044, 1069, 1479, 1972, 2138, 2958, 3207, 4276, 4437, 5916, 6414, 8874, 9621, 12828, 17748, 18173, 19242, 31001, 36346, 38484, 54519, 62002, 72692, 93003, 109038, 124004, 163557, 186006, 218076, 279009, 327114, 372012, 527017, 558018, 654228, 1054034, 1116036, 1581051, 2108068, 3162102, 4743153, 6324204, 9486306, 18972612]

約数ペア:

[(1, 18972612), (2, 9486306), (3, 6324204), (4, 4743153), (6, 3162102), (9, 2108068), (12, 1581051), (17, 1116036), (18, 1054034), (29, 654228), (34, 558018), (36, 527017), (51, 372012), (58, 327114), (68, 279009), (87, 218076), (102, 186006), (116, 163557), (153, 124004), (174, 109038), (204, 93003), (261, 72692), (306, 62002), (348, 54519), (493, 38484), (522, 36346), (612, 31001), (986, 19242), (1044, 18173), (1069, 17748), (1479, 12828), (1972, 9621), (2138, 8874), (2958, 6414), (3207, 5916), (4276, 4437)]