20349632331

素因数分解:

$3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{23531}}^1$

素因数の和:23641

約数の個数: 72

約数和(自身を含む): 35781159024

約数和(自身を除く): 15431526693

約数列:

[1, 3, 7, 9, 21, 37, 49, 53, 63, 111, 147, 159, 259, 333, 371, 441, 477, 777, 1113, 1813, 1961, 2331, 2597, 3339, 5439, 5883, 7791, 13727, 16317, 17649, 23373, 23531, 41181, 70593, 96089, 123543, 164717, 211779, 288267, 494151, 864801, 870647, 1153019, 1247143, 1482453, 2611941, 3459057, 3741429, 6094529, 7835823, 8730001, 10377171, 11224287, 18283587, 26190003, 42661703, 46144291, 54850761, 61110007, 78570009, 127985109, 138432873, 183330021, 323010037, 383955327, 415298619, 549990063, 969030111, 2261070259, 2907090333, 6783210777, 20349632331]

約数ペア:

[(1, 20349632331), (3, 6783210777), (7, 2907090333), (9, 2261070259), (21, 969030111), (37, 549990063), (49, 415298619), (53, 383955327), (63, 323010037), (111, 183330021), (147, 138432873), (159, 127985109), (259, 78570009), (333, 61110007), (371, 54850761), (441, 46144291), (477, 42661703), (777, 26190003), (1113, 18283587), (1813, 11224287), (1961, 10377171), (2331, 8730001), (2597, 7835823), (3339, 6094529), (5439, 3741429), (5883, 3459057), (7791, 2611941), (13727, 1482453), (16317, 1247143), (17649, 1153019), (23373, 870647), (23531, 864801), (41181, 494151), (70593, 288267), (96089, 211779), (123543, 164717)]