20759432

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{439}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 40867200

約数和(自身を除く): 20107768

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 257, 439, 514, 878, 1028, 1756, 2056, 3512, 5911, 10097, 11822, 20194, 23644, 40388, 47288, 80776, 112823, 225646, 451292, 902584, 2594929, 5189858, 10379716, 20759432]

約数ペア:

[(1, 20759432), (2, 10379716), (4, 5189858), (8, 2594929), (23, 902584), (46, 451292), (92, 225646), (184, 112823), (257, 80776), (439, 47288), (514, 40388), (878, 23644), (1028, 20194), (1756, 11822), (2056, 10097), (3512, 5911)]