209523908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{17191}}^1$

素因数の和:17483

約数の個数: 24

約数和(自身を含む): 401467584

約数和(自身を除く): 191943676

約数列:

[1, 2, 4, 11, 22, 44, 277, 554, 1108, 3047, 6094, 12188, 17191, 34382, 68764, 189101, 378202, 756404, 4761907, 9523814, 19047628, 52380977, 104761954, 209523908]

約数ペア:

[(1, 209523908), (2, 104761954), (4, 52380977), (11, 19047628), (22, 9523814), (44, 4761907), (277, 756404), (554, 378202), (1108, 189101), (3047, 68764), (6094, 34382), (12188, 17191)]