20635722

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 80

約数和(自身を含む): 50181120

約数和(自身を除く): 29545398

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 59, 81, 102, 118, 127, 153, 162, 177, 254, 306, 354, 381, 459, 531, 762, 918, 1003, 1062, 1143, 1377, 1593, 2006, 2159, 2286, 2754, 3009, 3186, 3429, 4318, 4779, 6018, 6477, 6858, 7493, 9027, 9558, 10287, 12954, 14986, 18054, 19431, 20574, 22479, 27081, 38862, 44958, 54162, 58293, 67437, 81243, 116586, 127381, 134874, 162486, 174879, 202311, 254762, 349758, 382143, 404622, 606933, 764286, 1146429, 1213866, 2292858, 3439287, 6878574, 10317861, 20635722]

約数ペア:

[(1, 20635722), (2, 10317861), (3, 6878574), (6, 3439287), (9, 2292858), (17, 1213866), (18, 1146429), (27, 764286), (34, 606933), (51, 404622), (54, 382143), (59, 349758), (81, 254762), (102, 202311), (118, 174879), (127, 162486), (153, 134874), (162, 127381), (177, 116586), (254, 81243), (306, 67437), (354, 58293), (381, 54162), (459, 44958), (531, 38862), (762, 27081), (918, 22479), (1003, 20574), (1062, 19431), (1143, 18054), (1377, 14986), (1593, 12954), (2006, 10287), (2159, 9558), (2286, 9027), (2754, 7493), (3009, 6858), (3186, 6477), (3429, 6018), (4318, 4779)]