20212852968

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1215299}}^1$

素因数の和:1215332

約数の個数: 128

約数和(自身を含む): 70001280000

約数和(自身を除く): 49788427032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 27, 28, 33, 36, 42, 44, 54, 56, 63, 66, 72, 77, 84, 88, 99, 108, 126, 132, 154, 168, 189, 198, 216, 231, 252, 264, 297, 308, 378, 396, 462, 504, 594, 616, 693, 756, 792, 924, 1188, 1386, 1512, 1848, 2079, 2376, 2772, 4158, 5544, 8316, 16632, 1215299, 2430598, 3645897, 4861196, 7291794, 8507093, 9722392, 10937691, 13368289, 14583588, 17014186, 21875382, 25521279, 26736578, 29167176, 32813073, 34028372, 40104867, 43750764, 51042558, 53473156, 65626146, 68056744, 76563837, 80209734, 87501528, 93578023, 102085116, 106946312, 120314601, 131252292, 153127674, 160419468, 187156046, 204170232, 229691511, 240629202, 262504584, 280734069, 306255348, 320838936, 360943803, 374312092, 459383022, 481258404, 561468138, 612510696, 721887606, 748624184, 842202207, 918766044, 962516808, 1122936276, 1443775212, 1684404414, 1837532088, 2245872552, 2526606621, 2887550424, 3368808828, 5053213242, 6737617656, 10106426484, 20212852968]

約数ペア:

[(1, 20212852968), (2, 10106426484), (3, 6737617656), (4, 5053213242), (6, 3368808828), (7, 2887550424), (8, 2526606621), (9, 2245872552), (11, 1837532088), (12, 1684404414), (14, 1443775212), (18, 1122936276), (21, 962516808), (22, 918766044), (24, 842202207), (27, 748624184), (28, 721887606), (33, 612510696), (36, 561468138), (42, 481258404), (44, 459383022), (54, 374312092), (56, 360943803), (63, 320838936), (66, 306255348), (72, 280734069), (77, 262504584), (84, 240629202), (88, 229691511), (99, 204170232), (108, 187156046), (126, 160419468), (132, 153127674), (154, 131252292), (168, 120314601), (189, 106946312), (198, 102085116), (216, 93578023), (231, 87501528), (252, 80209734), (264, 76563837), (297, 68056744), (308, 65626146), (378, 53473156), (396, 51042558), (462, 43750764), (504, 40104867), (594, 34028372), (616, 32813073), (693, 29167176), (756, 26736578), (792, 25521279), (924, 21875382), (1188, 17014186), (1386, 14583588), (1512, 13368289), (1848, 10937691), (2079, 9722392), (2376, 8507093), (2772, 7291794), (4158, 4861196), (5544, 3645897), (8316, 2430598), (16632, 1215299)]