20954238

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 42799104

約数和(自身を除く): 21844866

約数列:

[1, 2, 3, 6, 107, 127, 214, 254, 257, 321, 381, 514, 642, 762, 771, 1542, 13589, 27178, 27499, 32639, 40767, 54998, 65278, 81534, 82497, 97917, 164994, 195834, 3492373, 6984746, 10477119, 20954238]

約数ペア:

[(1, 20954238), (2, 10477119), (3, 6984746), (6, 3492373), (107, 195834), (127, 164994), (214, 97917), (254, 82497), (257, 81534), (321, 65278), (381, 54998), (514, 40767), (642, 32639), (762, 27499), (771, 27178), (1542, 13589)]