20283670071

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{659}}^1\times {\mathrm{991}}^1$

素因数の和:1709

約数の個数: 96

約数和(自身を含む): 36769075200

約数和(自身を除く): 16485405129

約数列:

[1, 3, 7, 9, 17, 21, 29, 51, 63, 87, 119, 153, 203, 261, 357, 493, 609, 659, 991, 1071, 1479, 1827, 1977, 2973, 3451, 4437, 4613, 5931, 6937, 8919, 10353, 11203, 13839, 16847, 19111, 20811, 28739, 31059, 33609, 41517, 50541, 57333, 62433, 78421, 86217, 100827, 117929, 133777, 151623, 171999, 201173, 235263, 258651, 324887, 353787, 401331, 488563, 603519, 653069, 705789, 974661, 1061361, 1203993, 1465689, 1810557, 1959207, 2274209, 2923983, 3419941, 4397067, 4571483, 5877621, 6822627, 10259823, 11102173, 13714449, 18939001, 20467881, 30779469, 33306519, 41143347, 56817003, 77715211, 99919557, 132573007, 170451009, 233145633, 321963017, 397719021, 699436899, 965889051, 1193157063, 2253741119, 2897667153, 6761223357, 20283670071]

約数ペア:

[(1, 20283670071), (3, 6761223357), (7, 2897667153), (9, 2253741119), (17, 1193157063), (21, 965889051), (29, 699436899), (51, 397719021), (63, 321963017), (87, 233145633), (119, 170451009), (153, 132573007), (203, 99919557), (261, 77715211), (357, 56817003), (493, 41143347), (609, 33306519), (659, 30779469), (991, 20467881), (1071, 18939001), (1479, 13714449), (1827, 11102173), (1977, 10259823), (2973, 6822627), (3451, 5877621), (4437, 4571483), (4613, 4397067), (5931, 3419941), (6937, 2923983), (8919, 2274209), (10353, 1959207), (11203, 1810557), (13839, 1465689), (16847, 1203993), (19111, 1061361), (20811, 974661), (28739, 705789), (31059, 653069), (33609, 603519), (41517, 488563), (50541, 401331), (57333, 353787), (62433, 324887), (78421, 258651), (86217, 235263), (100827, 201173), (117929, 171999), (133777, 151623)]