238781642

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{18617}}^1$

素因数の和:18694

約数の個数: 24

約数和(自身を含む): 401143428

約数和(自身を除く): 162361786

約数列:

[1, 2, 11, 22, 53, 106, 121, 242, 583, 1166, 6413, 12826, 18617, 37234, 204787, 409574, 986701, 1973402, 2252657, 4505314, 10853711, 21707422, 119390821, 238781642]

約数ペア:

[(1, 238781642), (2, 119390821), (11, 21707422), (22, 10853711), (53, 4505314), (106, 2252657), (121, 1973402), (242, 986701), (583, 409574), (1166, 204787), (6413, 37234), (12826, 18617)]