20893642

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{643}}^1$

素因数の和:874

約数の個数: 32

約数和(自身を含む): 39320064

約数和(自身を除く): 18426422

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 211, 422, 643, 1286, 1477, 2321, 2954, 4501, 4642, 7073, 9002, 14146, 16247, 32494, 49511, 99022, 135673, 271346, 949711, 1492403, 1899422, 2984806, 10446821, 20893642]

約数ペア:

[(1, 20893642), (2, 10446821), (7, 2984806), (11, 1899422), (14, 1492403), (22, 949711), (77, 271346), (154, 135673), (211, 99022), (422, 49511), (643, 32494), (1286, 16247), (1477, 14146), (2321, 9002), (2954, 7073), (4501, 4642)]