20846133

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:335

約数の個数: 64

約数和(自身を含む): 39690240

約数和(自身を除く): 18844107

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 37, 63, 77, 99, 111, 189, 231, 259, 271, 297, 333, 407, 693, 777, 813, 999, 1221, 1897, 2079, 2331, 2439, 2849, 2981, 3663, 5691, 6993, 7317, 8547, 8943, 10027, 10989, 17073, 20867, 25641, 26829, 30081, 51219, 62601, 70189, 76923, 80487, 90243, 110297, 187803, 210567, 270729, 330891, 563409, 631701, 772079, 992673, 1895103, 2316237, 2978019, 6948711, 20846133]

約数ペア:

[(1, 20846133), (3, 6948711), (7, 2978019), (9, 2316237), (11, 1895103), (21, 992673), (27, 772079), (33, 631701), (37, 563409), (63, 330891), (77, 270729), (99, 210567), (111, 187803), (189, 110297), (231, 90243), (259, 80487), (271, 76923), (297, 70189), (333, 62601), (407, 51219), (693, 30081), (777, 26829), (813, 25641), (999, 20867), (1221, 17073), (1897, 10989), (2079, 10027), (2331, 8943), (2439, 8547), (2849, 7317), (2981, 6993), (3663, 5691)]