20301966

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:325

約数の個数: 48

約数和(自身を含む): 45287424

約数和(自身を除く): 24985458

約数列:

[1, 2, 3, 6, 9, 18, 83, 107, 127, 166, 214, 249, 254, 321, 381, 498, 642, 747, 762, 963, 1143, 1494, 1926, 2286, 8881, 10541, 13589, 17762, 21082, 26643, 27178, 31623, 40767, 53286, 63246, 79929, 81534, 94869, 122301, 159858, 189738, 244602, 1127887, 2255774, 3383661, 6767322, 10150983, 20301966]

約数ペア:

[(1, 20301966), (2, 10150983), (3, 6767322), (6, 3383661), (9, 2255774), (18, 1127887), (83, 244602), (107, 189738), (127, 159858), (166, 122301), (214, 94869), (249, 81534), (254, 79929), (321, 63246), (381, 53286), (498, 40767), (642, 31623), (747, 27178), (762, 26643), (963, 21082), (1143, 17762), (1494, 13589), (1926, 10541), (2286, 8881)]