20507298

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{11909}}^1$

素因数の和:11962

約数の個数: 32

約数和(自身を含む): 48021120

約数和(自身を除く): 27513822

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 287, 574, 861, 1722, 11909, 23818, 35727, 71454, 83363, 166726, 250089, 488269, 500178, 976538, 1464807, 2929614, 3417883, 6835766, 10253649, 20507298]

約数ペア:

[(1, 20507298), (2, 10253649), (3, 6835766), (6, 3417883), (7, 2929614), (14, 1464807), (21, 976538), (41, 500178), (42, 488269), (82, 250089), (123, 166726), (246, 83363), (287, 71454), (574, 35727), (861, 23818), (1722, 11909)]