19950568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{9857}}^1$

素因数の和:9897

約数の個数: 32

約数和(自身を含む): 42586560

約数和(自身を除く): 22635992

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 506, 1012, 2024, 9857, 19714, 39428, 78856, 108427, 216854, 226711, 433708, 453422, 867416, 906844, 1813688, 2493821, 4987642, 9975284, 19950568]

約数ペア:

[(1, 19950568), (2, 9975284), (4, 4987642), (8, 2493821), (11, 1813688), (22, 906844), (23, 867416), (44, 453422), (46, 433708), (88, 226711), (92, 216854), (184, 108427), (253, 78856), (506, 39428), (1012, 19714), (2024, 9857)]