20809987232

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{503}}^1\times {\mathrm{1289}}^1$

素因数の和:1878

約数の個数: 96

約数和(自身を含む): 44236886400

約数和(自身を除く): 23426899168

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 59, 68, 118, 136, 236, 272, 472, 503, 544, 944, 1003, 1006, 1289, 1888, 2006, 2012, 2578, 4012, 4024, 5156, 8024, 8048, 8551, 10312, 16048, 16096, 17102, 20624, 21913, 29677, 32096, 34204, 41248, 43826, 59354, 68408, 76051, 87652, 118708, 136816, 152102, 175304, 237416, 273632, 304204, 350608, 474832, 504509, 608408, 648367, 701216, 949664, 1009018, 1216816, 1292867, 1296734, 2018036, 2433632, 2585734, 2593468, 4036072, 5171468, 5186936, 8072144, 10342936, 10373872, 11022239, 16144288, 20685872, 20747744, 22044478, 38253653, 41371744, 44088956, 76507306, 88177912, 153014612, 176355824, 306029224, 352711648, 612058448, 650312101, 1224116896, 1300624202, 2601248404, 5202496808, 10404993616, 20809987232]

約数ペア:

[(1, 20809987232), (2, 10404993616), (4, 5202496808), (8, 2601248404), (16, 1300624202), (17, 1224116896), (32, 650312101), (34, 612058448), (59, 352711648), (68, 306029224), (118, 176355824), (136, 153014612), (236, 88177912), (272, 76507306), (472, 44088956), (503, 41371744), (544, 38253653), (944, 22044478), (1003, 20747744), (1006, 20685872), (1289, 16144288), (1888, 11022239), (2006, 10373872), (2012, 10342936), (2578, 8072144), (4012, 5186936), (4024, 5171468), (5156, 4036072), (8024, 2593468), (8048, 2585734), (8551, 2433632), (10312, 2018036), (16048, 1296734), (16096, 1292867), (17102, 1216816), (20624, 1009018), (21913, 949664), (29677, 701216), (32096, 648367), (34204, 608408), (41248, 504509), (43826, 474832), (59354, 350608), (68408, 304204), (76051, 273632), (87652, 237416), (118708, 175304), (136816, 152102)]